Ayden Scheim


Affiliate Scientist


Please note Dr. Scheim will not be taking any summer students.

Dr. Scheim is an Affiliate Scientist with the Centre on Drug Policy Evaluation, Li Ka Shing Knowledge Institute.

His primary appointment is as an Assistant Professor of Epidemiology in the Drexel University Dornsife School of Public Health in Philadelphia. He is also an Adjunct Assistant Professor in Epidemiology and Biostatistics at Western University. Dr. Scheim investigates the impacts of social, policy, and healthcare environments on the health of populations facing stigma. In particular, his research program involves community-engaged research with transgender populations and structurally vulnerable people who use drugs.

Recent Publications

  1. Jones, J, Butler, G, Woody, M, Castel, AD, Kulie, P, Sheets, M et al.. Preferences for and Experiences of an HIV-Prevention Mobile App Designed for Transmasculine People: Pilot Feasibility Trial and Qualitative Investigation. JMIR Form Res. 2023;7 :e51055. doi: 10.2196/51055. PubMed PMID:37733430 PubMed Central PMC10557014.
  2. Tran, GM, Lachowsky, N, Urbanoski, KA, Scheim, AI, Bauer, GR. Correlates of hazardous alcohol drinking among trans and non-binary people in Canada: A community-based cross-sectional study. Drug Alcohol Depend. 2023;250 :110872. doi: 10.1016/j.drugalcdep.2023.110872. PubMed PMID:37406573 .
  3. Ghabrial, MA, Scheim, AI, Chih, C, Santos, H, Adams, NJ, Bauer, GR et al.. Change in Finances, Peer Access, and Mental Health Among Trans and Nonbinary People During the COVID-19 Pandemic. LGBT Health. 2023; :. doi: 10.1089/lgbt.2022.0296. PubMed PMID:37347954 .
  4. Bowles, JM, Kolla, G, Smith, LR, Scheim, A, Dodd, Z, Werb, D et al.. Disease-related stigma among people who inject drugs in Toronto amidst the COVID-19 pandemic. Drug Alcohol Depend Rep. 2023;7 :100167. doi: 10.1016/j.dadr.2023.100167. PubMed PMID:37273749 PubMed Central PMC10199487.
  5. Wiginton, JM, Maksut, JL, Scheim, AI, Zlotorzynska, M, Sanchez, TH, Baral, SD et al.. Intersecting Sexual Behavior and Gender Identity Stigmas Among Transgender Women in the United States: Burden and Associations with Sexual Health. AIDS Behav. 2023;27 (9):3064-3079. doi: 10.1007/s10461-023-04028-w. PubMed PMID:36952112 PubMed Central PMC10034890.
  6. Restar, A, Dusic, EJ, Garrison-Desany, H, Lett, E, Everhart, A, Baker, KE et al.. Gender affirming hormone therapy dosing behaviors among transgender and nonbinary adults. Humanit Soc Sci Commun. 2022;9 (1):. doi: 10.1057/s41599-022-01291-5. PubMed PMID:36636110 PubMed Central PMC9833814.
  7. Logie, CH, van der Merwe, LLA, Scheim, A. Measures of sex, gender, and sexual orientation: ideological narratives or empirical evidence? - Authors' reply. Lancet. 2022;400 (10368):2046-2047. doi: 10.1016/S0140-6736(22)02456-4. PubMed PMID:36502839 .
  8. Greenwald, ZR, Bouck, Z, McLean, E, Mason, K, Lettner, B, Broad, J et al.. Integrated supervised consumption services and hepatitis C testing and treatment among people who inject drugs in Toronto, Canada: A cross-sectional analysis. J Viral Hepat. 2023;30 (2):160-171. doi: 10.1111/jvh.13780. PubMed PMID:36461705 .
  9. Lacombe-Duncan, A, Kattari, SK, Kattari, L, Scheim, AI, Misiolek, BA. Sexually transmitted infection testing among transgender and non-binary persons: results of a community-based cross-sectional survey. Sex Health. 2023;20 (1):87-91. doi: 10.1071/SH22128. PubMed PMID:36347262 .
  10. Lacombe-Duncan, A, Kattari, L, Kattari, SK, Scheim, AI, Alexander, F, Yonce, S et al.. HIV testing among transgender and nonbinary persons in Michigan, United States: results of a community-based survey. J Int AIDS Soc. 2022;25 Suppl 5 (Suppl 5):e25972. doi: 10.1002/jia2.25972. PubMed PMID:36225152 PubMed Central PMC9557000.
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Affiliations & Other Activities

Postdoctoral Fellow, University of California San Diego