Peter (PK) Jonason, Ph.D.

Branković, I., Dinić, B.M., & Jonason, P.K. (in press). Prediction of perpetration of traditional and cyberstalking by Dark Tetrad traits. Current Psychology. (View here)


Brzóska, P. Żemojtel-Piotrowska, M., Piotrowski, J., Nowak, B., Jonason, P.K. et al., (in press) Testing the underlying structure of unfounded beliefs about COVID-19 around the world. Thinking & Reasoning. (View here)


Csajbók, Z., Štěrbová, Z., Brewer, G.,  Cândea, C.A., De Backer, C.J.S.,  Fernández, A.M., Fisher, M.L., Garcia. J.R., Kruger, D.J., Massar, K., Oberzaucher, E., Quintelier, K.J.P., van Geffen, R.E., Varella Valentova, J., Varella, M.A.C., & Jonason, P.K. (in press). Individual differences in how desirable people think they are as a mate. Archives of Sexual Behavior. (Download here)


Jach, Ł, Marcin, M., & Jonason, P.K. (in press). Men's facial hair preferences reflect its impression management functions across contexts, and men know it. Archives of Sexual Behavior. (Download here)


March, E., Szymczak, P., Smoker, M., & Jonason, P.K. (in press). Who cyberstalked their sexual and romantic partners?: Sex differences, dark personality traits, and fundamental social motives. Current Psychology. (Download here)


Paruzel-Czachura, M., Blukacz, M., Vecina, M.L., & Jonason, P.K. (in press). Moral foundations and criminality: Comparing community members to prisoners and violent/non-violent offenders. Psychology, Crime, & Law. (Download here).


2023


Csajbók, Z., White, K.P., & Jonason, P.K. (2023). Six “red flags” in relationships: From being dangerous to gross and being apathetic to unmotivated. Personality and Individual Differences, 204, 112048. (Download here)


Duffy, A., March E., & Jonason, P.K. (2023). Intimate partner cyberstalking: Exploring vulnerable narcissism, secondary psychopathy, borderline traits, and rejection sensitivity. Cyberpsychology, Behavior, and Social Networking, 26, 147-152. (Download here)


Freyth, L., Batinic, B., & Jonason, P.K. (2023). Social media use and personality: Beyond self-reports and trait-level assessments. Personality and Individual Differences, 202, 111960. (Download here)


Freyth, L., & Jonason, P.K. (2023). Overcoming agreeableness: Sociosexuality and the Dark Triad expanded and revisited. Personality and Individual Differences, 203, 112009. (Download here)


Jach, Ł., Paruzel-Czachura, M., & Aiken, L., & Jonason, P.K. (2022). How do the moral foundations attract the needle of a moral compass?: Relative scores as a supplementary method of measuring moral foundations. Personality and Individual Differences, 205, 112106. (Download here)


Jonason, P.K., Czerwiński, S.K., Brewer, G., Cândea, C., De Backer, C.J.S., Fernández, A.M., Garcia, J.R., Koehn, M.A., Kruger, D.J., Massar, K., Oberzaucher, E., Quintelier, K.J.P., Štěrbová, Z., van Geffen, R.E., Varella Valentova, J., Varella, M.A.C., & Fisher, M.L. (2023). Three factors of the Intrasexual Competition Scale? Personality and Individual Differences, 213, 112312. (Download here)


Jonason, P.K., & March, E. (2023). The three Cs of psychological mate preferences: The psychological traits people want in their romantic and sexual partners. In J.K. Mogilski & T.K. Shackelford (Eds), The Oxford Handbook of Evolutionary Psychology and Romantic Relationships. Oxford. (Download here)


Kashikchi, I.F., Savrun, B.M., & Jonason, P.K. (2023). What kind of Dr do you want to be?: A cross-sectional study measuring personality and sex effects of medical students. Personality and Individual Differences, 205, 112075. (Download here)


Kaźmierczak, I., Zajenkowska, A., Rogoza, R., Jonason, P.K., & Ścigała, D. (2023). Self-selection biases in psychological studies: Personality and affective disorders are prevalent among participants. PLoS One, 18, e0281046. (Download here)


Kozłowska, M.A., Talbot, D., & Jonason, P.K. (2023). The Napoleon complex, revisited: Those high on the Dark Triad traits are dissatisfied with their height and are short. Personality and Individual Differences, 203, 111990. (Download here)


March, E., & Jonason, P.K. (2023). What properties predict mate choice: Physical, psychological, and place. In A.D. Lykins (ed.) Encyclopedia of sexuality and gender. Springer. (Download here)


Marchi, A., Csajbók, Z., & Jonason, P.K. (2023). 24 ways to be compatible with your relationship partners: Sex differences, context effects, and love styles. Personality and Individual Differences, 206, 112134. (Downlaod here)


Michalska, M.M., Czerwiński, S.K., Lowder, A.H., & Jonason, P.K. (2023). Feeling low and lonely: Personality traits, love styles, and social rejection. Personality and Individual Differences, 204, 112068. (Download here)


Nowak, B., Brzóska, P., Piotrowski, J., Żemojtel-Piotrowska, & Jonason, P.K. (2022). They will (not) deceive us! The role of agentic and communal national narcissism in shaping the attitudes to Ukrainian refugees in Poland. Personality and Individual Differences, 208, 112184. (Download here)


Szymczak, P., Talbot, D., Gritti, E.S., & Jonason, P.K. (2023). Narcissus’ beliefs about his body: Aspects of narcissism, body image, and eating disorder symptoms. Plos 1, 18, e0293578. (Open access)


Zajenkowski, M., Gignac, G.E., Rogoza, R., Górniak, J., Maciantowicz, O., Leniarska, M., Jonason, P.K., & Jankowski, K.S. (2023). Ego-boosting hormone: Self-reported and blood-based testosterone are associated with higher narcissism. Psychological Science, 34, 1024-1032. (Download here)


2022


Bodecka, M., Jonason, P.K., Zajenkowska, A. (2022). Hostile attribution biases in vulnerable narcissists depends on the socio-relational context. Journal of Individual Differences, 43, 70–78. (Download here)


Bonfá-Araujo, B., Lima-Costa, A.R., Hauck-Filho, M., & Jonason, P.K. (2022). Considering sadism in the shadow of the Dark Triad traits: A meta-analytic review of the Dark Tetrad. Personality and Individual Differences, 197, 111767. (Download here)


Brito-Costa, S., Jonason, P.K., Tosi, M., Antunes, R., Silva, S., & Castro, F. (2022). Options and opinions about COVID-19: Personality correlates and sex differences in two European countries. PLoSOne, 17, e0268193. (View here)


Curtis, G.J., Clare, J., Viera, E., Selby, E. & Jonason, P.K. (2022). Predicting contract cheating intentions: Dark personality traits, attitudes, norms, and anticipated guilt and shame. Personality and Individual Differences, 185, 111277. (Download here)


Csajbók, Z., Štěrbová, Z., Jonason, P.K. et al. (2022). Variation in depressive symptom trajectories in a large sample of couples. Translational Psychiatry, 12, 206. (Download here)


Hehman, J.A., Salmon, C.A., Pulford, A., Ramirez, E., & Jonason, P.K. (2022). Who perceives sexual harassment?: Sex differences and the impact of mate value, sex of perpetrator, and sex of target. Personality and Individual Differences, 185, 111288. (Download here)


Jach, Ł., Kubicius, D., & Jonason, P.K. (2022). “Do they fit together like the Joker and Harley Quinn?”: Joking, laughing, humor styles, and dyadic adjustment among people in long-term romantic relationships. Personality and Individual Differences, 199, 111859. (Download here)


Jonason, P.K., & Burtaverde, V. (2022). The Dark Triad traits and mating psychology. In D.M. Buss (Ed.), The Handbook of Human Mating. Oxford University Press. (Download here)


Jonason, P.K., & De Gregorio, M. (2022). Psychological and physical cues to vulnerability: Antagonism, empathy, and sex effects. Personality and Individual Differences, 184, 111189. (Download here).


Jonason, P.K., Czerwiński, S.K., Tobaldo, F. et al., (2022). Milieu effects on the Dark Triad traits and their sex differences in 49 countries. Personality and Individual Differences, 197, 111796. (Download here)


Jonason, P.K., & Thomas, A.G. (2022). Being more educated and earning more increases romantic interest: Data from 1.8M online daters from 24 nations. Human Nature, 33, 115-131. (Open access)


Jonason, P.K., Tosi, M., Silva, S., Antunes, R., & Brito-Costa, S. (2022). An initial comparison of the psychometric properties of the Dark Triad Dirty Dozen in Spanish and Portuguese. Psychological Test Adaptation and Development, 3, 125-133. (Download here)


Jonason, P.K., White, K.P., Lowder, A.H., & Al-Shawaf, L. (2022). To see or not to see (again), that is the question: Decision making in initial courtship. Frontiers in Psychology, 13, 1019272. (Open access)


Jonason, P.K., Zajenkowski, M., Szymaniak, K., & Leniarska, M. (2022). Attitudes towards Poland's ban on abortion: Religiousness, morality, and situational affordances. Personality and Individual Differences, 184, 111229. (Download here)


Jordan, D.G., Jonason, P.K., Zeigler-Hill, V., Winer, E.S., Fletcher, S., & Underhill, D. (2022). A dark web of personality: Network analyses of dark personality features and pathological personality traits. Journal of Psychopathology and Behavioral Assessment, 44, 186-201. (Download here)


March, E., Szymczak, P., Smoker, M., & Jonason, P.K. (2022). Monitoring, invasive, and duplicitous: Three flavors of intimate partner cyberstalking. Personality and Individual Differences, 189, 111502. (Download here)


Sawicki, A.J., Żemojtel-Piotrowska, M. et al., (2022). The fear of COVID-19 scale: Its structure and measurement invariance across 48 countries. Psychological Assessment, 34, 294-310. (Download here)


White, K.P., Czerwiński, S.K., Mulhearn, R., & Jonason, P.K. (2022). How disgust predicts the adoption of mate shortage solutions. Personality and Individual Differences, 196, 111734. (Download here)

Zajenkowski, M., Górniak, J., Wojnarowski, K., Sobol, M., Jonason, P.K. (2022). I need some answers, now!: Present time perspective is associated with holding conspiracy beliefs. Personality and Individual Differences, 196, 111723. (Download here)


Żemojtel-Piotrowska, M., Piotrowski, J., Sawicki, A. Jonason, P.K. (2022). We will rescue Italy, but we dislike the European Union: Collective narcissism and the COVID-19 threat. Group Processes & Intergroup Relations, 25, 892-901. (Download here)


2021


Apostolou, M. et al., (2021). Reasons of singles for being single: Evidence from Brazil, China, Czech Republic, Greece, Hungary, India, Japan, and the UK. Cross-Cultural Research, 4, 319-350. (View here)


Burtăverde, V., Jonason, P.K., Ene, C., Avram, E., & Istrate, M. (2021). Individuals high on the Dark Triad traits are more jealous if they are also high on mate value and restricted sociosexuality. Evolutionary Psychological Science, 7, 346–358. (Download here)


Burtăverde, V., Jonason, P.K., Ene, C., & Istratea. M. (2021). On being "dark" and promiscuous: The Dark Triad traits, mate value, disgust, and sociosexuality. Personality and Individual Differences, 168, 110255. (Download here)


Burtăverde, V., Jonason, P.K., Giosan, C., & Ene, C. (2021). Why do people watch porn?: An evolutionary perspective on the reasons for pornography consumption. Evolutionary Psychology, April-June, 1-15. (Download here)


Doefler, S., Tajmirriyahi, N., Ickes, W., & Jonason, P.K. (2021). The self-concepts of people with Dark Triad traits tend to be weaker, less clearly defined, and more state-related. Personality and Individual Differences, 180, 110977. (Download here)


Geng, Y., Sai, X., Jonason, P.K., Yang, M., Zhu, X., Gu, J., & Kong, H. (2021). Childhood adversity is associated with adulthood white blood cell count through narcissism. Personality and Individual Differences, 174, 110662. (Download here)


Jonason, P.K., & Dinić , B. (2021). Passing the torch: Second-generation research on the Dark Triad/Tetrad traits. Primenjena Psihologija, 14, 397–405. (Download here) Invited editorial


Jonason, P.K., & Hughes, J. (2021). The potentially conflicted evaluations of others based on their intelligence. Personality and Individual Differences, 168, 110299. (Download here)


Jonason, P.K., Kaźmierczak, I., Campos, A.C., & Davis, M.D. (2021). The Dark Triad traits and ghosting in sexual and romantic relationships. Acta Psychologica, 220, 103425. (Download here)


Jonason, P.K., & Luoto, S. (2021). The dark side of the rainbow: Homosexuals and bisexuals have higher Dark Triad traits than heterosexuals. Personality and Individual Differences, 181, 111040. (Download here; Sharpe's criticism; Our response)


Jonason, P.K., Talbot, D., & Anderson, J. (2021). What people drink and where they drink it informs us about their personality. Psihologijske teme, 30, 115-123. (Download here) Invited submission


Jonason, P.K., Zajenkowski, M., & Leniarska, M. (2021). From situational perceptions to personality pathologies. Personality and Individual Differences, 181, 111049. (Download here)


Kircaburun, K., Jonason, P.K., Griffiths, M.D., Aslanargun. E., Emirtekin, E., Tosuntaş, Ş.B., & Billieux, J. (2021). Childhood emotional abuse and cyberbullying perpetration: The role of dark personality traits. Journal of Interpersonal Violence, 36, NP11877-NP11893. (view here)


Pechorro, P., Jonason, P.K., Raposo, V., & Maroco, J. (2021). Dirty Dozen: A concise measure of Dark Triad traits in a sample of at-risk youtths. Current Psychology, 40, 3522-3531. (Download here)


Rogoza, R., Żemojtel-Piotrowska, M., Jonason, P.K. et al. (2021). Structure of Dark Triad Dirty Dozen across eight world regions. Assessment, 28, 1125-1135. (View here)


Webster, G.D., Smith, C.V., Orozco. T., Jonason, P.K., Gesselman, A.N., & Greenspan, R.L.. (2021). Missed connections and embarrassing confession: Using big data to examine sex differences in sexual omission and commission regrets. Evolutionary Behavioral Sciences, 156, 275-294. (view here)


White, K.P., Jonason, P.K., & Al-Shawaf, L. (2021). Mating decisions in the absence of physical attraction. Adaptive Human Behavior and Physiology, 7, 43-53. (Open access)


Zajenkowski, M., Rogoza, R., Maciantowicz, O., Witowska, A., & Jonason, P.K. (2021). Narcissus locked in the past: Vulnerable narcissism and the negative views of the past. Journal of Research in Personality, 93, 104123. (Download here)


2020


Baran, L., & Jonason, P.K. (2020). Academic dishonesty among university students: The roles of the psychopathy, motivation, and self-efficacy. Plos One, 15, e0238141. (Download here)


Cannon, M., Vedel, A., & Jonason, P.K. (2020). The dark and not so humble: School-type effects on the Dark Triad traits and intellectual humility. Personality and Individual Differences, 163, 110068. (Download here)


Ene, C., Burtăverde, V., Jonason, P.K., & Avram, E. (2020). Fathers high in psychopathy invest more in offspring who resemble them. Personality and Individual Differences, 159, 109879. (Download here)


Jonason, P.K., Betes, S.L., & Li, N.P. (2020). Solving mate shortages: Lowering standards, traveling farther, and abstaining. Evolutionary Behavioral Sciences, 14, 160-172. (Download here)


Jonason, P.K., & Bulyk, R.A. (2020). Who uses Tinder?: The Dark Triad traits, attachment, and mate value. Studia Psychologica: Theoria et Praxi, 9, 5-15. (Download here)


Jonason, P.K., Koehn, M.A., Bulyk, R.A., & Davis, M.D. (2020). Standing out and not fitting in: The Dark Triad traits and social values. The Journal of Social Psychology, 160, 164-169. (Download here)


Jonason, P.K., Lowder, A.H., & Zeigler-Hill, V. (2020). The mania and ludus love styles are central to pathological personality traits. Personality and Individual Differences, 165, 110159. (Download here)


Jonason, P.K., & Sherman, R.A. (2020). Personality and the perception of situations: The Big Five and Dark Triad traits. Personality and Individual Differences, 163, 110081. (Download here; Talk to UoL)


Jonason, P.K., Talbot, D., Cunningham, M.L., & Chonody, J. (2020). Higher-order coping strategies: Who uses them and what outcomes are linked to them. Personality and Individual Differences, 155, 109755. (Download here)


Jonason, P.K., Underhill, D., & Navaratte, C.D. (2020). Understanding prejudice in terms of approach tendencies: The Dark Triad traits, sex differences, and political personality traits. Personality and Individual Differences, 153, 109617. (Download here)


Jonason, P.K., White. K.P., & Al-Shawaf, L. (2020). Should I stay or should I go?: Individual differences in response to romantic dealmakers and dealbreakers. Personality and Individual Differences, 164, 110120. (Download here)


Jonason, P.K. Żemojtel-Piotrowska, M., & Piotrowski, J. et al. (2020). Country-level correlates of the Dark Triad traits in 49 countries. Journal of Personality. 88, 1252–1267. (Download here)


Koehn, M.A., Jonason, P.K., & Durante, K. (2020). How personality relates to probability of conception. Personality and Individual Differences, 154, 109618. (Download here)


Nowak, B., Brzóska, P., Piotrowski, J.P., Sedikides, C., Zemojtel-Piotrowska, M., & Jonason, P.K. (2020). Adaptive and maladaptive behaviour during the COVID-19 pandemic: The roles of the Dark Triad traits, collective narcissism, and health beliefs. Personality and Individual Differences, 167, 110232. (Download here)


Thomas, A.G., Jonason, P.K., Blackburn, J.D., Kennair, L.E.O., Lowe, R., Malouff, J., Stewart-Williams, S., Sulikowski, D., & Li, N.P. (2020). Mate preference priorities in the East and West: A cross-cultural test of the mate preference priority model. Journal of Personality, 88, 606-620. (Download here)


Townsend, J.M., Jonason, P.K., & Wasserman, T.H. (2020). Autonomous and non-autonomous motives for sex: Casual sex behavior, well-being, and sexual victimization. Archives of Sexual Behavior, 49, 1189–1197. (View here)


Zajenkowski, M., Jonason, P.K., Leniarska, M., & Kozakiewicz, Z. (2020). Who complies with the restrictions to reduce the spread of COVID-19?: Personality and perceptions of the COVID-19 situation. Personality and Individual Differences, 166, 110199. (Download here)


Zajenkowski, M., Leniarska, M., & Jonason, P.K. (2020). Look how smart I am!: Only narcissistic admiration is associated with inflated reports of intelligence. Personality and Individual Differences, 165, 110158. (Download here)


Żemojtel-Piotrowska, M., Sawicki, A., & Jonason, P.K. (2020). Dark personality, political values, and prejudice: Testing a dual process model of prejudice towards refugees. Personality and Individual Differences, 166, 110168. (Download here)


2019


Balta, S., Jonason, P.K., Denes, A., Emirtekin, Tosuntaş, Ş.,B., Kircaburun, K., & Griffiths, M. (2019). Dark personality traits and problematic smartphone use: The mediating role of fearful attachment. Personality and Individual Differences, 149, 214-219. (Download here)


Jonason, P.K. (2019). Reasons to pretend to orgasm and the mating psychology of those who endorse them. Personality and Individual Differences, 143, 90-94. (Download here)


Jonason, P.K., & Antoon, C.N. (2019). Mate preferences for educated partners: Similarities and differences in the sexes depend on mating context. Personality and Individual Differences, 148, 57-61. (Download here)


Jonason, P.K., Fletcher, S.A., & Hashmani, T. (2019). Externalizing and internalizing, but not rationalizing: Some psychodynamic biases associated with the Dark Triad traits. Personality and Individual Differences, 137, 9-11. (Download here)


Jonason, P.K., Marsh, K., Dib, O., Plush, D., Doszpot, M., Fung. E., Crimmins, K., Drapski, M., & Di Pietro, K. (2019). Is smart sexy?: Examining the role of relative intelligence in mate preferences. Personality and Individual Differences, 139, 53-59. (Download here)


Jonason, P.K., Okan, C., & Özsoy, E. (2019). The Dark Triad traits in Australia and Turkey. Personality and Individual Differences, 149, 123-127. (Download here)


Jonason, P.K., & Tome, J. (2019). How happiness expectations relate to the Dark Triad traits. The Journal of Social Psychology, 159, 371-382. (Download here)


Jonason, P.K., Zeigler-Hill, V., & Hashmani, T. (2019). Love, sex, and personality pathology: A life history view of personality pathologies and sociosexuality. The Journal of Sex Research, 56, 239-248. (Download here)


Josephs, L., Warach, B., Goldin, K.L., Jonason, P.K., Gorman, B.S., Masroor, S., & Lebron, N. (2019). Be yourself: Authenticity as a long-term mating strategy. Personality and Individual Differences, 143, 118-127. (Download here)


Karandikar, K., Kapoor. H., Fernandes, S., & Jonason, P.K. (2019). Predicting moral decision-making with dark personalities and moral values. Personality and Individual Differences, 140, 70-75. (Download here)


Koehn. M.A., Jonason, P.K., & Davis, M.D. (2019). A person-centered view of prejudice: The Big Five, Dark Triad, and prejudice. Personality and Individual Differences, 139, 313-316. (Download here)


Koehn, M.A., Okan, C., & Jonason, P.K. (2019). A primer on the Dark Triad traits. Australian Journal of Psychology, 71, 7-15. (Download here)


Luoto, S. & Jonason, P.K. (2019). Intelligence as a psychological mechanism for ecotheory of creativity. Creativity Research Journal, 31, 448-451. (Download here)


Schimmenti, A., Jonason, P.K., Passanisi, A., La Marca, L., Di Dio, N., & Gervasi, A.M. (2019). Exploring the dark side of personality: Emotional awareness, empathy, and the Dark Triad traits in an Italian sample. Current Psychology, 38, 100-109. (Download here)


Schmitt, D.P., & Jonason, P.K. (2019). Self-esteem as an adaptive sociometer of mating success: Evaluating evidence of special-design across 10 world regions. Personality and Individual Differences, 143, 13-20. (Download here)


Tay, P.K.C., Jonason, P.K., Li, N.P., & Cheng, G.H.-L. (2019). Is memory enhanced by the context or survival threats? A quantitative and qualitative review on the survival processing paradigm. Evolutionary Behavioral Sciences, 13, 31-54. (Download here)

Yong, J.C., Li, N.P., Jonason, P.K., & Tan, Y. (2019). East Asian low marriage and birth rates: The role of life history strategy, culture, and social status affordance. Personality and Individual Differences, 141, 127-132. (Download here)


2018


Dane, L.K., Jonason, P.K., & Walker, M. (2018). The hormones of a cheater: The Dark Triad traits, testosterone, cortisol, and stress. Personality and Individual Differences, 121, 227-231. (Download here)


Dinić, B.M., Petrović, B., & Jonason, P.K. (2018). Serbian adaptations of the Dark Triad Dirty Dozen (DTDD) and Short Dark Triad (SD3). Personality and Individual Differences, 134, 321-328. (Download here)


Jonason, P.K. (2018). Bright lights, big city: The Dark Triad traits and geographical preferences. Personality and Individual Differences, 132, 66-73. (Download here)


Jonason, P.K., & Davis, M.D. (2018). A gender role view of the Dark Triad traits. Personality and Individual Differences, 125, 102-105. (Download here)


Jonason, P.K., & Fletcher, S.A. (2018). Agentic and communal behavioral biases in the Dark Triad traits. Personality and Individual Differences, 130, 76-82. (Download here)


Jonason, P.K., Foster, J.D., Csathó, Á., & Gouveia, V.V., (2018). Expectancy biases underneath the Dark Triad traits: Associations with optimism, pessimism, and hopelessness. Personality and Individual Differences, 134, 190-194. (Download here)


Jonason, P.K., Foster, J.D., Kavanagh, P.S., Gouveia, V.V., & Birkas, B. (2018). Basic values and the Dark Triad traits. Journal of Individual Differences, 39, 220-228. (Download here)


Jonason, P.K., Koehn, M., Okan, C., & O’Connor, P.J. (2018). The role of personality in individual differences in yearly earnings. Personality and Individual Differences, 121, 170-172. (Download here)


Jonason, P.K., Oshio, A., Shimotsukasa, T., Mieda, T., Csathó, Á. & Sitnikova, M. (2018). Seeing the world in black or white: The Dark Triad traits and dichotomous thinking. Personality and Individual Differences, 120, 102-106. (Download here)

Jonason, P.K., Sitnikova, M., & Oshio, A. (2018). The Dark Triad traits and views of time in three countries. Personality and Individual Differences, 120, 107-111. (Download here)


Jonason, P.K., & Zeigler-Hill, V. (2018). The fundamental social motives that characterize dark personality traits. Personality and Individual Differences, 132, 98-107. (Download here)


Koehn, M.A., & Jonason, P.K. (2018). Costs of short-term mating for women. In T.K. Shackelford & V.A. Weekes-Shackelford (Eds.), Encyclopedia of Evolutionary Psychological Science. Springer. (Download here)  


Kircaburun, K., Jonason, P.K., & Griffiths, M.D. (2018). The Dark Tetrad traits and problematic social media use: The mediating role of cyberbullying and cyberstalking. Personality and Individual Differences, 135, 264-269. (Download here)


Kircaburun, K., Jonason, P.K., & Griffiths, M.D. (2018). The Dark Tetrad traits and problematic online gaming: The mediating role of online gaming motives and moderating role of game types. Personality and Individual Differences, 135, 298-303. (Download here)


Kubinski, J.S., Navarrate, C.D., & Jonason, P. K. (2018). Gender differences in two motivational pathways to political conservatism. Personality and Individual Differences, 125, 145-150. (Download here)


2017


Hashmani, T., & Jonason, P.K. (2017). Antisocial behavior. In T.K. Shackelford & V.A. Weekes-Shackelford (Eds.), Encyclopedia of Evolutionary Psychological Science (pp. 1-6). Springer. (Download here


Jonason, P.K. (2017). The grand challenges for evolutionary psychology: Survival challenges for a discipline. Frontiers in Evolutionary Psychology, 8, 1727.(Download here)


Jonason, P.K., Abboud, R., Tomé, J., Dummett, M., & Hazer, A. (2017). The Dark Triad traits and self-reported and other-rated creativity. Personality and Individual Differences, 117, 150-154. (Download here)


Jonason, P.K., Foster, J.D, Egorova, M.S., Parshikova, O., Csathó, Á., Oshio, A., & Gouveia, V.V., (2017). The Dark Triad traits from a life history perspective in six countries. Frontiers in Psychology: Evolutionary Psychology, 8, 1476. (Download here)


Jonason, P.K., Foster, J.D., Oshio, A., Sitnikova, M., Birkas, B., & Gouveia, V.V., (2017). Self-construals and the Dark Triad traits in six countries. Personality and Individual Differences, 113, 120-124. (Download here)


Jonason, P.K., Girgis, M., & Milne-Home, J. (2017). The exploitive mating strategy of the Dark Triad traits: Tests of rape-enabling attitudes. Archives of Sexual Behavior, 46, 697-706. (Download here).


Jonason, P.K., Nolland, M., & Tyler, M.D. (2017). Incorporating geographic distance into mate preference: Necessities and luxuries of mate preferences. 2.0. Personal Relationships, 24, 585-597. (Download here)


Jonason, P.K., & Lavertu, A.N. (2017). The reproductive costs and benefits associated with the Dark Triad traits in women. Personality and Individual Differences, 110, 38-40. (Download here)


Jonason, P.K., & Lavertu, A.N. (2017). Women’s race- and sex-based social attitudes: An individual differences perspective. Psihologijske Teme, 26, 179-193. (Download here)


Jonason, P.K., & O’Connor, P.J. (2017). Cutting corners at work: An individual differences perspective. Personality and Individual Differences, 107, 146-153. (Download here)


Jonason, P.K., & Schmitt, D.P. (2017). Where the psychological adaptations hit the ecological road. Behavioral and Brain Sciences, 40, 23-25. (Commentary; Target Article)


Jonason, P.K.,  Zeigler-Hill, V., & Baldacchino, J. (2017). Before and after: Personality pathology, childhood conditions, and life history outcomes. Personality and Individual Differences, 116, 38-43. (Download here)


Jonason, P.K., Zeigler-Hill, Z., & Okan, C. (2017). Good v. Evil: Predicting sinning with dark personality traits and moral foundations. Personality and Individual Differences, 104, 180-185. (Download here)


March, E., Grieve, R., Marrington, J., & Jonason, P.K. (2017). Trolling on Tinder® (and other dating apps): Examining the role of the Dark Tetrad and impulsivity. Personality and Individual Differences, 110, 139-143. (Download here)


Massar, K., Winters, C.L., Lenz, S., & Jonason, P.K. (2017). Green-eyed snakes: The associations between psychopathy, jealousy, and jealousy induction. Personality and Individual Differences, 115, 164-168. (Download here)


Özsoy, E., Rauthmann, J.F., Jonason, P.K., & Ardıç, K. (2017). Reliability and validity of the Turkish versions of Dark Triad Dirty Dozen (DTDD-T), Short Dark Triad (SD3-T), and Single Item Narcissism Scale (SINS-T). Personality and Individual Differences, 117, 11-14. (Download here)


Savard, C., Simard, C., & Jonason, P.K. (2017). Psychometric properties of the French-Canadian version of the Dark Triad Dirty Dozen (DTDD-FC). Personality and Individual Differences, 119, 122-128. (Download here)


2016


Czarna, A.Z., Jonason, P.K., Dufner, M., & Kossowska, M. (2016). The Dirty Dozen Scale: Validation of a Polish version and extension of the nomological net. Frontiers in Psychology: Quantitative Psychology and Measurement, 7, 445. (Download here)


Jonason, P.K. (2016). Relationship choices and sexuality. In T.K. Shackelford & V.A. Weekes-Shackelford (Eds.), Encyclopedia of Evolutionary Psychological Science. Springer. (Download here


Jonason, P.K., & Balzarini, R. (2016). Unweaving the rainbow of human sexuality. In K. Aumer (Ed.) The psychology of love and hate in intimate relationships (pp. 13-28). Springer. (Download here)

Jonason, P.K., Betteridge, G.L., & Kneebone, I.I. (2016). An examination of the nature of erotic talk. Archives of Sexual Behavior, 45, 21-31 (Download here)

Jonason, P.K., & Ferrell, J.D. (2016). Looking under the hood: The psychogenic motivational foundations of the Dark Triad. Personality and Individual Differences, 94, 324-333. (Download here)

Jonason, P.K., Icho, A., & Ireland, K. (2016). Resources, harshness, and unpredictability: The socioeconomic conditions associated with the Dark Triad traits. Evolutionary Psychology, 14, 1-11. (Download here)

Jonason, P.K., & Jackson, C.J. (2016). The Dark Triad traits through the lens of Reinforcement Sensitivity Theory. Personality and Individual Differences, 90, 273–277. (Download here)


Jonason, P.K., & Schmitt, D.P. (2016). Quantifying the common criticisms of evolutionary psychology. Evolutionary Psychological Sciences, 2, 177-188. (Download here)


Strosser, G., Jonason, P.K., at el., (2016). When private reporting is more positive than public reporting: Pluralistic ignorance towards atheists. Social Psychology, 47, 150-162. (Download here)


Webster, G.D., Gesselman, A.N., Crysel, L.C., Brunell, A.B., Jonason, P.K. et al. (2016). An Actor–Partner Interdependence Model of the Dark Triad and Aggression in Couples: Relationship Duration Moderates the Link Between Psychopathy and Argumentativeness. Personality and Individual Differences, 101, 196-207. (Download here)


2015


Jonason, P.K. (2015). The deceleration and increased cohesion of the Dark Triad traits over the life course. Psikhologicheskie Issledovaniya, 8, 3. (Invited submission)

Jonason, P.K. (2015). How “dark” personality traits and perceptions relate to racism in Australia. Personality and Individual Differences, 72, 47-51. (Download here)


Jonason, P.K. (2015). An evolutionary perspective on interpersonal violence: Sex differences and personality links. In M. DeLisi & M.G. Vaugh (Eds.), International Handbook of Biosocial Criminology (pp. 32-45). Routledge. (Google Books)

Jonason, P.K., Baughman, H.M., Carter, G., & Parker, P. (2015). Dorian without his portrait: The psychological, social, and physical health costs of the Dark Triad traits. Personality and Individual Differences, 78, 5-13. (Download here)

Jonason, P.K., Duineveld, J.J., & Middleton, J.P. (2015). Pathology, pseudopathology, and the Dark Triad of personality. Personality and Individual Differences, 78, 43-47. (Download here)

Jonason, P.K., Foster, J.D., McCain, J., & Campbell, W.K. (2015). Where birds flock to get together: The who, what, where, and why of mate searching. Personality and Individual Differences, 80, 76-84. (Download here)

Jonason, P.K., Garcia, J., Webster, G.D., Li, N.P., & Fisher, H. (2015). Relationship dealbreakers: What individuals do not want in a mate. Personality and Social Psychological Bulletin, 41, 1697-1711. (Download here)

Jonason, P.K., Hatfield, E., & Boler, V.M. (2015). Who engages in serious and casual sex relationships? An individual differences perspective. Personality and Individual Differences, 75, 205-209. (Download here)

Jonason, P.K., & Kroll, C.H. (2015). A multidimensional view of the relationship between empathy and the Dark Triad. Journal of Individual Differences, 36, 150-156. (Download here)

Jonason, P.K., Lyons, M., & Blanchard, A. (2015). Birds of a “bad” feather flock together: The Dark Triad traits and mate choice. Personality and Individual Differences, 78, 34-38. (Download here)


Jonason, P.K., & Middleton, J.P. (2015). The Dark Triad: Welcome to the “dark side” of personality. In J.D. Wright (Ed.). International Encyclopedia of Social and Behavioral Sciences (2nd ed., pp. 671-675). Elsevier. (Download here)

Jonason, P.K., Richardson, E.N., & Potter, L. (2015). Self-reported creative ability and the Dark Triad traits: An exploratory study. Psychology of Aesthetics, Creativity, and the Arts, 9, 488-494. (Download here)

Jonason, P.K., Strosser, G.L., Kroll, C.H., Duineveld, J.J., & Baruffi, S.A. (2015). Valuing myself over others: The Dark Triad traits and moral and social values. Personality and Individual Differences, 81, 102-106. (Download here)

Jonason, P.K., Wee, S., & Li, N.P. (2015). Competition, autonomy, and prestige: Mechanisms through which the Dark Triad predict job satisfaction. Personality and Individual Differences, 72, 112-116. (Download here)

Kajonius, P., Persson, B., & Jonason, P.K. (2015). Hedonism, achievement, and power: Universal values that characterize the Dark Triad. Personality and Individual Differences, 77, 173-178. (Download here)

Lyons, M., & Jonason, P.K. (2015). Dark Triad, tramps, and thieves: Psychopathy predicts a diverse range of theft-related attitudes and behaviors. Journal of Individual Differences, 36, 215-220. (Download here)

McCain, J., Jonason, P.K., Campbell, W.K., & Foster, J.D. (2015). The bifactor structure and the “dark” nomological network surrounding the State Self-Esteem Scale. Personality and Individual Differences, 72, 1-6. (Download here)

Schmitt, D.P., & Jonason, P.K. (2015). Attachment and sexual permissiveness: Exploring differential associations across genders, cultures, and facets of short-term mating. Journal of Cross Cultural Psychology, 46, 119-133. (Download here)

Tamura, A., Oshio, A., Tanaka, K., Masui, K., & Jonason, P.K. (2015). Development, reliability, and validity of the Japanese version of Dark Triad Dirty Dozen (DTDD-J). Japanese Journal of Personality, 1, 26-37. (Download here)

Webster, G.D., DeWall, C.N., Pond, R.S., Deckman, T., Jonason, P.K., et al. (2015). The Brief Aggression Questionnaire: Reliability, validity, structure, and generalizability. Journal of Personality Assessment, 97, 638-649. (Download here)

2014


Adams, H.M., & Luevano, V.X., & Jonason, P.K. (2014). Risky business: Willingness to be caught in an extra-pair relationship, relationship experience, and the Dark Triad. Personality and Individual Differences, 66, 204-207 (Download here)

Baughman, H.M., Jonason, P.K., Lyons, M., & Vernon, P.A. (2014). Liar liar pants on fire. The Dark Triad and deception. Personality and Individual Differences, 71, 35-38. (Download here)

Baughman, H.M., Jonason, P.K., Veselka, L., & Vernon, P.A. (2014). Four shades of sexual fantasies linked to the Dark Triad. Personality and Individual Differences, 67, 47-51. (Download here)

Foster, J.D., Jonason, P.K., Shrira, I., Campbell, W.K., Shiverdecker, L.K., & Varner, S.C. (2014). What do you get when you make someone else's partner your own? An analysis of relationships formed via mate poaching. Journal of Research in Personality, 52, 78-90. (Download here)


James, S., Kavanagh, P., Jonason, P.K., Chonody, J.M., & Scrutton, H.E. (2014). The Dark Triad, schadenfreude, and sensational interests: Dark personalities, dark emotions, and dark behaviours. Personality and Individual Differences, 68, 211-216. (Download here)

Jonason, P.K. (2014). Personality and politics. Personality and Individual Differences, 71, 181-184. (Download here)

Jonason, P.K., & Dane, L.K. (2014). How beliefs get in the way of the acceptance of evolutionary psychology. Frontiers in Psychology, 5, 1212. (Download here)

Jonason, P.K., Lyons, M., Baughman, H.M., & Vernon, P.A. (2014). What a tangled web we weave: The Dark Triad and deception. Personality and Individual Differences, 70, 117-119. (Download here)

Jonason, P.K., Lyons, M., & Bethell, E. (2014). The making of Darth Vader: Parent-child care and the Dark Triad. Personality and Individual Differences, 67, 30-34. (Download here)

Jonason, P.K., & Schmitt, D.P. (2014). The virtues of evolutionary psychology for studying human vices. Psychological Inquiry, 25, 341-345. (Download here)

Jonason, P.K., Wee, S., & Li, N.P. (2014). Thinking bigger and better about “bad apples”: Evolutionary Industrial/Organizational Psychology and the Dark Triad. Industrial and Organizational Psychology: Perspectives on Science and Practice, 7, 117-121. (Download here)

Jonason, P.K., Wee, S., Li, N.P., & Jackson, C. (2014). Occupational niches and the Dark Triad traits. Personality and Individual Differences, 69, 119-123. (Download here)

Smith, C.V., Hadden. B., Webster, G.D., Jonason, P.K., & Crysel, L., & Gesselman, A. (2014). Mutually attracted or repulsed?: Actor–Partner Interdependence Models of Dark Triad traits and relationship outcomes. Personality and Individual Differences, 67, 35-41. (Download here)

Webster, G.D., DeWall, C.N., Pond, R.S., Deckman, T., Jonason, P.K. et al. (2014). The Brief Aggression Questionnaire. Aggressive Behavior, 40, 120-139. (Download here)

Wee, S., Jonason, P.K., & Li., N.P. (2014). Cultural differences in prioritizing applicant attributes when assessing employment suitability. European Journal of Work and Organizational Psychology, 23, 946-956. (Download here)

2013


Aitken, S., Lyons, M., & Jonason, P.K. (2013). Dads or cads?: Women's strategic decisions in the mating game. Personality and Individual Differences, 55, 118-122. (Download here)

Jonason, P.K. (2013). Four functions for four relationships: Consensus definitions in university students. Archives of Sexual Behavior, 42, 1407-1414. (Download here)

Jonason, P.K. Jones, A., & Lyons, M. (2013). Creatures of the night: Chronotype and the Dark Triad traits. Personality and Individual Differences, 55, 538-541. (Download here)

Jonason, P.K., Kaufman, S.B., Webster, G.D., & Geher, G. (2013). What lies beneath the Dark Triad Dirty Dozen: Varied relations with the Big Five. Individual Differences Research, 11, 81-90. (Download here)

Jonason, P.K., & Krause, L. (2013). The emotional deficits associated with the Dark Triad traits: Cognitive empathy, affective empathy, and alexithymia. Personality and Individual Differences, 55, 532-537. (Download here)

Jonason, P.K., & Li, N.P. (2013). Playing hard-to-get: Manipulating one’s perceived availability as a mate. European Journal of Personality, 27, 458-469. (Download here)

Jonason, P.K., Li, N.P., & Czarna, A.Z., (2013). Quick and Dirty: Some psychosocial costs associated with the Dark Triad in three countries. Evolutionary Psychology, 11, 172-185. (Download here)

Jonason, P.K., & Luévano, V.X. (2013). Walking the thin line between efficiency and accuracy: Validity and structure of the Dirty Dozen. Personality and Individual Differences, 55, 76-81. (Download here)

Jonason, P.K., Lyons, M., Bethell, E., & Ross, R. (2013). Different routes to limited empathy in the sexes: Examining the links between the Dark Triad and empathy. Personality and Individual Differences, 54, 572-576. (Download here)

Jonason, P.K., Webster, G.D., & Gesselman, A.N. (2013). The structure and content of long-term and short-term mate preferences. Interpersona, 7, 167-179. (Download here)

Webster, G.D., & Jonason, P.K. (2013). Putting the “IRT” in “Dirty”: Item Response Theory analyses of the Dark Triad Dirty Dozen—An efficient measure of narcissism, psychopathy, and Machiavellianism. Personality and Individual Differences, 54, 302-306. (Download here)


2012


Jonason, P.K., & Buss, D.M. (2012). Avoiding entangling commitments: Tactics for implementing a short-term mating strategy. Personality and Individual Differences, 52, 606–610. (Download here)

Jonason, P.K., Li, N.P., & Madson, L. (2012). It’s not all about the Benjamins: Understanding preferences for mates with resources. Personality and Individual Differences, 52, 306-310. (Download here)

Jonason, P.K., Luévano, V.X., & Adams, H.M. (2012). How the Dark Triad traits predict relationship choices. Personality and Individual Differences, 53, 180-184. (Download here)

Jonason, P.K., & McCain, J. (2012). Using the HEXACO model to test the validity of the Dirty Dozen measure of the Dark Triad. Personality and Individual Differences, 53, 935-938. (Download here)

Jonason, P.K., & Perilloux, C. (2012). Domain-specificity and individual differences in worry. Personality and Individual Differences, 52, 228–231. (Download here)

Jonason, P.K., Raulston, T., & Rotolo, A. (2012). More than just a pretty face and a hot body: Multiple cues in mate-choice. Journal of Social Psychology, 152, 174-184. (Download here)

Jonason, P.K., & Schmitt, D.P. (2012). What have you done for me lately?: Friendship-selection in the shadows of Dark Triad traits. Evolutionary Psychology, 10, 400-421. (Download here)

Jonason, P.K., Slomski, S., & Partyka, J. (2012). The Dark Triad at work: How toxic employees get their way. Personality and Individual Differences, 52, 449-453. (Download here)

Jonason, P.K., Tost, J., & Koenig, B.L. (2012). An act-frequency study of reasons to give gifts: A replication and extension. Journal of Social, Evolutionary, and Cultural Psychology, 6, 181-192. (Download here)


Jonason, P.K., Valentine, K.A., & Li, N.P. (2012). Human mating. In V.S. Ramachandran (Ed.), Encyclopedia of Human Behavior (2nd. ed., Vol. 2, pp. 371-377). Academic Press. (Download here)

Jonason, P.K., & Webster, G.D. (2012). A protean approach to social influence: Dark Triad personalities and social influence tactics. Personality and Individual Differences, 52, 521-526. (Download here)

Jonason, P.K., Webster, G.W., Schmitt, D.P., Li, N.P., & Crysel, L. (2012). The antihero in popular culture: A Life History Theory of the Dark Triad. Review of General Psychology, 16, 192-199. (Download here)


Li, N.P., Sng, O., & Jonason, P.K. (2012). Sexual conflict in mating strategies. In A.T. Goetz & T.K. Shackelford (Eds.), Oxford Handbook of Sexual Conflict in Humans (pp. 49-71). Oxford. (Download here)

Schmitt, D.P., Jonason, P.K., Byerley, G.J., Flores, S.D., Illbeck, B.E., O’Leary, K.N., & Qudrat, A. (2012). A reexamination of sex differences in sexuality: New studies reveal old truths? Current Directions in Psychological Science, 21, 135-139. (Download here)


2011


Jonason, P.K., Cetrulo, J.F., & Ortiz, J. (2011). Avoiding the wash: Extraversion confers fitness benefits. Journal of Social, Evolutionary, and Cultural Psychology, 5, 146-154. (Download here)

Jonason, P.K., Kavanagh, P., Webster, G.D., & Fitzgerald, D. (2011). Comparing the measured and latent Dark Triad: Are three better than one? Journal of Methods and Measurement in the Social Sciences, 2, 28-44. (Download here)

Jonason, P.K., Teicher, E.A., & Schmitt, D.P. (2011). The TIPI’s validity confirmed: Associations with mating strategies and self-esteem. Individual Differences Research, 9, 52-60. (Download here)

Jonason, P.K., Valentine, K.A., Li, N.P., & Harbeson, C.L. (2011). Mate-selection and the Dark Triad: Facilitating a short-term mating strategy and creating a volatile environment. Personality and Individual Differences, 51, 759-763. (Download here)


 2010


Jonason, P.K., Bryan, A., & Herrera, J. (2010). Trimming the fat reveals a one-factor structure for Hong’s Psychological Reactance Scale. Individual Differences Research, 8, 220-228. (Download here)

Jonason, P.K., & Kavanagh, P. (2010). The dark side of love: The Dark Triad and love styles. Personality and Individual Differences, 49, 606-610. (Download here)

Jonason, P.K., Koenig, B., & Tost, J. (2010). Living a fast life: The Dark Triad and Life History Theory. Human Nature, 21, 428-442. (Download here)

Jonason, P.K., Li, N.P., & Buss, D.M. (2010). The costs and benefits of the Dark Triad:  Implications for mate poaching and mate retention tactics. Personality and Individual Differences, 48, 373-378. (Download here)

Jonason, P.K., Li, N.P., & Richardson, J. (2010). Positioning the booty-call on the spectrum of relationships: Sexual but more emotional than one-night stands. Journal of Sex Research, 47, 1-10. (Download here)

Jonason, P.K., Li N.P., & Teicher, E.A. (2010). Who is James Bond?: The Dark Triad as an agentic social style. Individual Differences Research, 8, 111-120. (Download here)

Jonason, P.K., & Tost, J. (2010). I just cannot control myself: The Dark Triad and self-control. Personality and Individual Differences, 49, 611-615. (Download here)

Jonason, P.K., & Webster, G.D. (2010). The Dirty Dozen: A concise measure of the Dark Triad. Psychological Assessment, 22, 420-432. (Download here)


2009


Jonason, P.K. (2009). The value of physical attractiveness: Modeling biological and social variables. Journal of Social Psychology, 149, 229-240. (Download here)

Jonason, P.K., Cetrulo, J.F., Madrid, J.M., & Morrison, C. (2009). Gift-giving as a courtship or mate-retention tactic?: Insights from non-human models. Evolutionary Psychology, 7, 89-103. (Download here)

Jonason, P.K., & Fisher, T.D. (2009). The power of prestige: Why young men report having more sex partners than young women. Sex Roles, 60, 151-159. (Download here)

Jonason, P.K., Krcmar, M., & Sohn, S. (2009). Male body image: The role of exposure, social comparison, and body mass index in body satisfaction. Social Behavior and Personality, 37, 627-630. (Download here)

Jonason, P.K., Li, N.P., & Cason, M.J. (2009). The “booty call”: A compromise between men and women’s ideal mating strategies. Journal of Sex Research, 46, 1-11. (Download here)

Jonason, P.K., Li, N.P., Webster, G.W., & Schmitt, D.P. (2009). The Dark Triad: Facilitating short-term mating in men. European Journal of Personality, 23, 5-18. (Download here)

Jonason, P.K., & Marks, M.J. (2009). Common vs. uncommon sexual acts: Evidence for the sexual double standard. Sex Roles, 60, 357-365. (Download here)

Li, N.P., Griskevicius, V., Durante, K.M., Jonason, P.K., Pasisz, D.J., & Aumer, K. (2009). An evolutionary perspective on humor: Sexual selection or interest indication? Personality and Social Psychology Bulletin, 35, 923-936. (Download here)

Webster, G.D., Jonason, P.K., & Schember, T.O. (2009). Hot topics and popular papers in Evolutionary Psychology: Analyses of title words and citation counts in Evolution and Human Behavior, 1979 -2008. Evolutionary Psychology, 7, 348-362. (Download here)


2006-2008


Jonason, P.K. (2007). An evolutionary perspective on sex differences in exercise behaviors and motivations. Journal of Social Psychology, 147, 5-14. (Download here)

Jonason, P.K. (2007). A mediation hypothesis to account for the sex difference in reported number of sexual partners: An intrasexual competition approach. International Journal of Sexual Health, 19, 41-49. (Download here)

Jonason, P.K. (2007). Further tests of validity for the one-dimensional scale of Hong’s Psychological Reactance Scale. Psychological Reports, 101, 871-874. (Download here)

Jonason, P.K., Izzo, P.L., & Webster, G.D. (2007). Helping others to find long-term and short-term mates: Tests of inclusive fitness, reciprocal altruism, and parental investment theories. Evolutionary Psychology, 5, 716-732. (Download here)

Jonason, P.K. & Knowles, H.M. (2006). A unidimensional measure of Hong’s Psychological Reactance Scale. Psychological Reports, 98, 569-579. (Download here)

Jonason, P.K., Webster, G.D., & Lindsey. A.E. (2008). Solutions to the problem of diminished social interaction. Evolutionary Psychology, 6, 637-651. (Download here)