Academic Publications

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2020/In press


Ketay, S., Beck, L., & Welker, K. M. (in press). Self-expansion: Intergroup and sociocultural Factors. In B. Mattingly, K. McIntyre,

& G. Lewandowski (Eds.), Interpersonal Relationships and the Self-Concept. Springer.

Bhandari, S., Hallowell, M., Van Boven, L., Golparvar-Fard, M., Welker, K. M., & Gruber, J. (2020). Using augmented virtuality to examine how affect influences hazard identification performance, risk assessment, and safety decisions. Journal of Construction Engineering and Management, 146(2). doi: 10.1061/(ASCE)CO.1943-7862.0001755


Cook, T., Roy, A., & Welker, K. M. (2019). Music as an Emotion Regulation Strategy: An examination of genres of music and their roles in emotion regulation. Psychology of Music, 47(1), 144-154. doi: 10.1177/0305735617734627 (PDF)


Dutra, S. J., Reddan, M., Purcell, J. R., Devlin, H.C. & Welker, K. M. (2019). Indices and correlates of positive emotion in psychopathology: Methodological and design considerations. In Gruber, J. (Ed.), The Oxford Handbook of Positive Emotion and Psychopathology. New York, NY: Oxford University Press.

Geniole, S.N., Procyshyn, T., Marley, N., Ortiz, T.L., Bird, B.M., Marcellus, A.L., Welker, K.M., Bonin, P.L., Goldfarb, B., Watson N.V. & Carré, J.M. (2019). Using a psychopharmacogenetic approach to identify the pathways through which and people for whom testosterone promotes human aggression. Psychological Science, 30(4), 481-494. doi: 10.1177/0956797619826970

Ketay, S., Welker, K. M., Beck, L., Thorson, K., Slatcher, R. B. (2019). Social Anxiety, Cortisol, and Early-Stage Friendship. Journal of Social and Personal Relationships. doi: 10.1177/0265407518774915 (PDF)

Luo, Y., Welker, K. M., Way, B. M., DeWall., C. N., Bushman, B. J., Wildschut, T., & Sedikides, C. (2019). 5-HTTLPR polymorphism is associated with nostalgia proneness: The role of neuroticism. Social Neuroscience, 14, 183-190. doi: 10.1080/17470919.2017.1414717

Prasad, S., Lassetter, B., Welker, K. M., & Mehta, P. M. (2019). Unstable correspondence between salivary testosterone measured with enzyme immunoassays and tandem mass spectrometry. Psychoendocrinology, 109, 104373. doi: 10.1016/j.psyneuen.2019.104373 


Roy, A. R. K., Cook, T., Carré, J. C., & Welker, K. M. (2019). Dual-Hormone Regulation of Psychopathy: Evidence from Mass Spectrometry. Psychoneuroendocrinology, 99, 243-250. doi: 10.1016/j.psyneuen.2018.09.006 (PDF)

Welker, K. M., Roy, A. R. K., Geniole, S., Kitayama, S. & Carré, J. M. (2019). Taking risks for personal gain: An investigation of self-construal and testosterone responses to competition. Social Neuroscience. doi: 10.1080/17470919.2017.1407822 (PDF)


Bhandari, S., Hallowell, M. R., van Boven, L., Golparvar-Fard, M., Gruber, J., & Welker, K. M. (2018). Using augmented virtuality to understand the situational awareness model. Construction Research Congress 2018. (PDF)

Welker, K. M., & Slatcher, R. B. (2018). Looking at dyads: Actor-partner analysis in marriage research. In C. Weisfeld, G. Weisfeld, & L. Dillon (Eds.), Psychology of marriage: An evolutionary and cross-cultural view. Lanham, MD: Lexington Books. (PDF)


Ketay, S., Welker, K. M., & Slatcher, R. B. (2017). The roles of testosterone and cortisol in friendship formation. Psychoneuroendocrinology, 76, 88-96. doi: 10.1016/j.psyneuen.2016.11.022v (PDF)

Welker, K. M., Norman, R., Goetz, S. M. M., Kitayama, S., & Carré, J. M. (2017). Preliminary evidence that testosterone's association with aggressive behavior depends on self-construal. Hormones and Behavior, 92, 117-127. doi: 10.1016/j.yhbeh.2016.10.014 (PDF) (Supplemental Materials)

Welker, K. M., Prasad, S., Srivastava, S., & Mehta, P. H. (2017). Basal cortisol’s relation to testosterone changes may not be driven by social challenges. Psychoneuroendocrinology, 85, 1-5.  doi: 10.1016/j.psyneuen.2017.07.493 (PDF)



Bhandari, S., Hallowell, M., Van Boven, L., Gruber, J., & Welker, K. M. (2016). Emotional States and Their Impact on Hazard Identification Skills. Construction Research Congress 2016: pp. 2831-2840. doi: 10.1061/9780784479827.282

Bird, B. M., Cid, V., Geniole, S. N., Welker, K. M., Zilioli, S., Maestripieri, D., Arnocky, S., & Carré, J. M. (2016). Does the facial width-to-height ratio map onto variability in men’s testosterone concentrations? Evolution and Human Behavior, 37(5), 392-398.

doi: 10.1016/j.evolhumbehav.2016.03.004 (PDF)


du Pont, A. , Welker, K. M., Gilbert, K., & Gruber, J. (2016). The emerging field of positive emotion dysregulation. In K. D. Vohs & R. F. Baumeister (Eds.), Handbook of Self-Regulation: Research, Theory and Applications (3rd edition). New York, NY: Guilford Press.


Welker, K. M., Bird, B., & Arnocky, S. (2016). Commentary: Facial Width-To-Height Ratio (fWHR) Is Not Associated with Adolescent Testosterone Levels. Frontiers in Psychology 7: 1745doi: 10.3389/fpsyg.2016.01745 (LINK)


Welker, K. M., Lassetter, B., Brandes, C., Prasad, S., Koop, D., Mehta, P. H. (2016). A comparison of salivary testosterone measurement using immunoassays and tandem mass spectrometry. Psychoneuroendocrinology, 71, 180-188. doi: 10.1016/j.psyneuen.2016.05.022 (PDF)

Welker, K. M., Zilioli, S., Carré, J. M., & Mehta, P. (2016). Testosterone-Cortisol Interactions and Risk-Taking: A reply to Hayes et al. Psychoneuroendocrinology, 63, 381-382. doi: 10.1016/j.psyneuen.2015.05.012 (PDF)



Mazur, A., Welker, K. M., & Peng, B. (2015). Does the biosocial model explain the emergence of status differences in conversations among unacquainted men? PLoS ONE, 10(11): e0142941. doi:10.1371/journal.pone.0142941 (LINK)


Mehta, P. H., van Son, V., Welker, K. M., Prasad, S., Sanfey, A. G., Smidts, A., & Roelofs, K. (2015). Exogenous Testosterone in Women Enhances and Inhibits Competitive Decision-Making Depending on Victory-Defeat Experience and Trait Dominance. Psychoneuroendocrinology, 60, 224-236. doi: 10.1016/j.psyneuen.2015.07.004 (PDF)


Mehta, P. H. Welker, K.M., Zilioli, S., & Carré, J.M. (2015). Testosterone and cortisol jointly modulate risk-taking. Psychoneuroendocrinology, 56, 88-99. doi: 10.1016/j.psyneuen.2015.02.023 (PDF)


Norman, R., Moreau, B., Welker, K. M., & Carré, J. M. (2015). Trait Anxiety Moderates the Relationship Between Testosterone Responses to Competition and Aggressive Behavior. Adaptive Human Behavior and Physiology, 1(3), 312-324. doi: 10.1007/s40750-014-0016-y (PDF)


Welker, K. M., & Carré, J. M. (2015). Individual Differences in Testosterone Predict Persistence in Men. European Journal of Personality, 29, 83-89. doi: 10.1002/per.1958. (PDF)


Welker, K. M., Goetz, S. M. M., & Carré, J. M. (2015). Perceived and experimentally manipulated status moderate the relationship between facial structure and risk taking. Evolution and Human Behavior, 36(6), 423-429. doi: 10.1016/j.evolhumbehav.2015.03.006 (PDF)


Welker, K. M., Goetz, S. M. M., Galicia, S., Liphardt, J., & Carré, J. M. (2015). An Examination of the Associations Between Facial Structure, Aggressive Behavior, and Performance in the 2010 World Cup Association Football Players. Adaptive Human Behavior and Physiology, 1, 17-29. doi: 10.1007/s40750-014-0003-3 (PDF)


Welker, K. M., Gruber, J., & Mehta, P. (2015). A positive affective neuroendocrinology (PANE) approach to reward and behavioral dysregulation. Frontiers in Psychiatry, 6(93), 1-10. doi: 10.3389/fpsyt.2015.00093 (PDF)




Carré, J. M., Iselin, A., Welker, K. M., Hariri, A. R., & Dodge, K. (2014). Testosterone reactivity to provocation mediates the effect of early intervention on aggressive behavior. Psychological Science, 25(5), 1140-1146. doi: 10.1177/0956797614525642 (PDF)


Dizazzo-Miller, R., Samuel. P. S., Barnas, J. M., & Welker, K. M. (2014). Addressing everyday challenges: A feasibility study on a family caregiver training program. American Journal of Occupational Therapy, 68, 212-220 doi: 10.5014/ajot.2014.009829. 


Welker, K. M., Baker, L., Padilla, A., Holmes, H., Aron, A. P., & Slatcher, R. B. (2014). Effects of Self-Disclosure and Responsiveness Between Couples on Passionate Love Within Couples. Personal Relationships, 21(4), 692-708. doi: 10.1111/pere.12058 (PDF)


Welker, K. M., Lozoya, E., Campbell, J. A., Carré, J. M., & Neumann, C. (2014). Testosterone, Cortisol, and Psychopathic Traits in Men and Women. Physiology and Behavior, 129, 230-236. doi: 10.1016/j.physbeh.2014.02.057  (PDF)


Welker, K. M., Slatcher, R., Baker, L., & Aron, A. P. (2014). Creating positive outgroup attitudes through intergroup couple friendships and implications for compassionate love. Journal of Social and Personal Relationships, 31(5), 706-725. doi: 10.1177/0265407514522369. (PDF)




Carré, J. M., Campbell, J. A., Lozoya, E., Goetz, S. M. M., & Welker, K. M. (2013). Changes in testosterone mediate the effect of winning on aggressive behavior. Psychoneuroendocrinology, 38(10), 2034-2041. doi: 016/j.psyneuen.2013.03.008  (PDF)


Welker, K. M., Oberleitner, D. E., Cain, S., & Carré, J. M. (2013). Upright and Left Out: Posture Moderates the Effects of Social Exclusion on Mood and Relational Needs. European Journal of Social Psychology, 43, 355-361. doi: 10.1002/ejsp.1944  (PDF)

Other Publications

Ropeik, D., Welker, Casto, K., Sapolsky, R., & Pinker, S. (2017). Who's in charge, Your mind or your brain? Psychology Today.

Op/Ed Published -- -- "Want to rekindle passion? Go on a double date."