Margaret Rosario is a health psychologist who studies the development of sexual identity and health disparities associated with sexual orientation. Rosario was President of the American Psychological Association (APA) Division 44, the Society for Psychology of Sexual Orientation and Gender Diversity, from 2017-2018. Rosario received the APA Division 44 Award for Distinguished Contributions to Ethnic Minority Issues in 2008 and the Award for Distinguished Scientific Contributions in 2012, as well as the Society for the Scientific Study of Sexuality Distinguished Scientific Achievement Award in 2021.

Rosario is Distinguished Professor of Psychology at the City University of New York–City College of New York and the CUNY Graduate Center, and is Director of the CUNY Health and Identity Lab.

• PhD in Psychology, New York University, 1985
  Postdoctoral Training: 1991 Institution: Columbia University Specialization: Psychiatry in HIV/AIDS
• MA in Psychology, New York University, 1983
• BA in Psychology, Princeton University, 1975

Rosario, M. (2019). Sexual orientation development of heterosexual, bisexual, lesbian, and gay individuals: Questions and hypotheses based on Kaestle’s (2019) research. Journal of Sex Research, 56(7), 827-831. (PMID:31030569. PMCID not currently available.)

Rosario, M. (2015). Implications of childhood experiences for the health and adaptation of lesbian, gay, and bisexual individuals: Sensitivity to developmental process in future research. Psychology of Sexual Orientation and Gender Diversity, 2(3), 214-224. (PMCID: PMC4756588)

Rosario, M., Li, F., Wypij, D., Roberts, A.L., Corliss, H.L., Charlton, B.M., Frazier, A.L., & Austin, S.B. (2016). Disparities by sexual orientation in frequent exposure to cancer-related risk behaviors: A twelve-year follow-up. American Journal of Public Health, 106(4),698-706. (PMCID: PMC4785035)

Rosario, M., Corliss, H.L., Everett, B.G., Reisner, S.L., Austin, S.B., Buchting, F.O., & Birkett, M.A. (2014). Sexual-orientation disparities in cancer-related risk behaviors of tobacco, alcohol, sexual risk, and diet and physical activity: Pooled Youth Risk Behavior Surveys. American Journal of Public Health, 104(2), 245-254. (PMCID: PMC3935697)

Rosario, M., Reisner, S.L., Corliss, H.L., Wypij, D., Calzo, J., & Austin, S.B. (2014). Sexual-orientation disparities in substance use in emerging adults: A function of stress and attachment paradigms. Psychology of Addictive Behaviors, 28(3), 790-804. (PMCID: PMC4203310)

Rosario, M., & Schrimshaw, E. W. (2014). Theories and etiologies of sexual orientation. In D. L. Tolman & L. M. Diamond (Eds.), APA handbook of sexuality and psychology. Vol. 1. (pp. 555-596). Washington, DC: American Psychological Association.

Everett, B.G., Rosario, M., McLaughlin, K, & Austin, S. B. (2014). Sexual orientation and gender differences in markers of inflammation and immune functioning. Annals of Behavioral Medicine, 47(1), 57-70. (PMCID: PMC3950935)

Roberts, A.L., Rosario, M., Slopen, N., Calzo, J. P. & Austin, S.B. (2013). Childhood gender nonconformity, bullying victimization, and depressive symptoms across adolescence and early adulthood: An 11-year longitudinal study. Journal of the American Academy of Child and Adolescent Psychiatry, 52(2), 143-152. (PMCID: PMC3635805)

Ott, M.Q., Corliss, H.L., Wypij, D., Rosario, M., & Austin, S.B. (2011). Stability and change in self-reported sexual orientation identity in young people: Application of mobility metrics. Archives of Sexual Behavior, 40(3), 519-532. (PMCID: PMC3081371)

Rosario, M., Schrimshaw, E.W., & Hunter, J. (2011). Different patterns of sexual identity development over time: Implications for the psychological adjustment of lesbian, gay, and bisexual youths. Journal of Sex Research, 48(1), 3-15. (PMCID: PMC2914848)

Rosario, M., Schrimshaw, E.W., & Hunter, J. (2009). Disclosure of sexual orientation and subsequent substance use and abuse among lesbian, gay, and bisexual youths: Critical role of disclosure reactions. Psychology of Addictive Behaviors, 23(1), 175-184. (PMCID: PMC2818609)

Rosario, M., Schrimshaw, E.W., & Hunter, J. (2008). Predicting different patterns of sexual identity development over time among lesbian, gay, and bisexual youths: A cluster analytic approach. American Journal of Community Psychology, 42(3-4), 266-282. (PMCID: PMC3192490)

Rosario, M., Schrimshaw, E. W., & Hunter, J. (2006). A model of sexual risk behaviors among young gay and bisexual men: Longitudinal associations of mental health, substance abuse, sexual abuse, and the coming-out process. AIDS Education and Prevention, 18(5), 444-460. (PMCID: PMC32222951)

Rosario, M., Schrimshaw, E. W., Hunter, J., & Braun, L. (2006). Sexual identity development among lesbian, gay, and bisexual youths: Consistency and change over time. Journal of Sex Research, 43(1), 46-58. (PMCID: PMC3215279)

Rosario, M., Schrimshaw, E. W., & Hunter, J. (2004). Ethnic/racial differences in the coming-out process of gay, lesbian, and bisexual youths: A comparison of sexual identity development over time. Cultural Diversity and Ethnic Minority Psychology, 10(3), 215-228. (PMID: 15311975)

Rosario, M., Hunter, J., Maguen, S., Gwadz, M., & Smith, R. (2001). The coming-out process and its adaptational and health-related associations among gay, lesbian, and bisexual youths: Stipulation and exploration of a model. American Journal of Community Psychology, 29(1), 133-160.