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Ayden Scheim

PhD

Affiliate Scientist

Email: Ayden.Scheim@unityhealth.to
Tel: 416-864-6060
Twitter: @aydenisaac

Biography

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. Reisner, SL, Scheim, AI, Cole, SW, Wirtz, AL, Poteat, T, Mimiaga, MJ et al.. Transgender Men and Transmasculine One-on-One and Group-Delivered Empowerment for Targeted HIV Reduction (TOGETHR) Study: Protocol for a Digital Factorial Randomized Controlled Trial. JMIR Res Protoc. 2025;14 :e76831. doi: 10.2196/76831. PubMed PMID:41115262 PubMed Central PMC12583947.
  2. Tran, GM, Lachowsky, N, Urbanoski, KA, Scheim, AI, Bauer, GR. Retraction notice to "Correlates of hazardous alcohol drinking among trans and non-binary people in Canada: A community-based cross-sectional study" [Drug Alcohol Dependence 250 (2023) 110872]. Drug Alcohol Depend. 2025; :112916. doi: 10.1016/j.drugalcdep.2025.112916. PubMed PMID:41107152 .
  3. Lacombe-Duncan, A, Kattari, SK, Emrick, R, Alexander, F, Kluger, H, Kattari, L et al.. "It's a Big Ordeal": A Mixed Methods Study of the Experiences of non-HIV STI Testing Among Trans and Gender Diverse People. Int J Sex Health. 2025; :. doi: 10.1080/19317611.2025.2536252. PubMed PMID:40822237 PubMed Central PMC12356175.
  4. Jain, JP, Lisha, NE, Sevelius, J, Neilands, TB, Dawson-Rose, C, Johnson, MO et al.. Latent Healthcare Stigma Profiles and Their Association With Human Immunodeficiency Virus (HIV) Treatment and Care Outcomes Among Women With HIV in the United States: An Intersectional Analysis. Open Forum Infect Dis. 2025;12 (8):ofaf414. doi: 10.1093/ofid/ofaf414. PubMed PMID:40799782 PubMed Central PMC12341926.
  5. Nafeh, F, Mbichila, T, Bouck, Z, Scheim, A, Mitra, S, Bonn, M et al.. A Preliminary Assessment of Short-Term Social and Substance Use-Related Outcomes Among Clients of Integrated Safer Opioid Supply Pilot Programs in Toronto, Canada. Int J Ment Health Addict. 2025;23 (3):2105-2115. doi: 10.1007/s11469-023-01219-3. PubMed PMID:40703247 PubMed Central PMC12279591.
  6. Scheim, AI. More research needed on measures of transgender self-identification. Am J Epidemiol. 2025;194 (11):3389. doi: 10.1093/aje/kwaf103. PubMed PMID:40522182 .
  7. Scheim, AI, Restar, AJ, Zubizarreta, D, Lucas, R, Cole, SW, Everhart, A et al.. Legal gender recognition and the health of transgender and gender diverse people: A systematic review and meta-analysis. Soc Sci Med. 2025;378 :118147. doi: 10.1016/j.socscimed.2025.118147. PubMed PMID:40339396 .
  8. Wiegand, AA, Zubizarreta, D, Kennedy, R, Baral, S, Scheim, AI, Appenroth, MN et al.. Global Human Immunodeficiency Virus Prevalence and Risk Behaviors in Transmasculine Individuals: A Scoping Review. Transgend Health. 2025;10 (2):111-125. doi: 10.1089/trgh.2023.0050. PubMed PMID:40309076 PubMed Central PMC12039881.
  9. Nassau, T, Bouck, Z, Welles, SL, Evans, AA, Hopkins, S, Tookey, P et al.. A quantitative bias analysis of the association between supervised consumption service use and sharing of injection equipment among people who inject drugs in Toronto, Canada. Ann Epidemiol. 2025;106 :11-16. doi: 10.1016/j.annepidem.2025.04.009. PubMed PMID:40233868 .
  10. Adams, N, Jacobsen, K, Li, L, Francino, M, Rutherford, L, Tei, C et al.. Health and Health Care Access of Autistic Transgender and Nonbinary People in Canada: A Cross-Sectional Study. Autism Adulthood. 2025;7 (1):66-80. doi: 10.1089/aut.2023.0024. PubMed PMID:40151657 PubMed Central PMC11937772.
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Affiliations & Other Activities

Postdoctoral Fellow, University of California San Diego