Research for Gay Men's HIV/AIDS Prevention
For more than four decades, gay and bisexual men have been at the center of the HIV epidemic—and at the forefront of the movement to end it. On National Gay Men’s HIV/AIDS Awareness Day, September 27, we highlight research, innovation, and community partnerships that continue to shape HIV prevention and care.
At the UCSF Center for AIDS Prevention Studies, our work spans HIV prevention, PrEP access, relationships and social connections, substance use, health equity, and the unique needs of diverse communities of gay and bisexual men.
Together with community partners, we are committed to building solutions rooted in science, equity, and lived experience.
- Use our research to:
- Stay up-to-date on our latest research
- Provide materials for training and presentations
- Advocate for services and funding
- Write grants
- Develop new or modify existing HIV prevention programs
- Connect with us. The investigators are listed for each study.
Featured Research

Openly Gray Study
The Openly Gray Study explores how the lived experiences of aging gay men influence health and well-being.
Researchers are examining relationships among self-rated health, access to resources, social relationships, health biomarkers, and aging among gay cisgender men over age 50.
Learn more about the Openly Gray Study
J. Ramirez-Valles, S. Arreola, L. Gutierrez-Mock, E. Shaing, H. Serrano (CAPS/PRC)
CAPS Leadership and Community Impact
Meet CAPS colleagues recognized for their leadership, public service, and contributions to HIV prevention, LGBTQIA+ health, and inclusive communities.
Robert W. Williams, III
Chancellor Award for Public Service
A Lifelong Voice for HIV Awareness and Compassionate Care
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Graham Hinchcliffe, MS
Chancellor Award for LGBTQI Leadership — Staff
Clinical research specialist in HIV prevention and treatment and creator of UCSF's Pride Pin Pledge.
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Colbey Ricklefs, MD, MPH
Chancellor Award for LGBTQI Leadership — Student
Colbey is a clinical fellow in adolescent medicine and postdoctoral research fellow working to create supportive, affirming spaces where young people can thrive. His clinical and research work focuses on expanding access and improving care for adolescents and young adults. Read about Colbey's Chancellor Award.
Greg Rebchook, PhD
Chancellor Award for LGBTQI Leadership — Faculty
Recognized in 2023 for his leadership and contributions to HIV prevention in LGBTQI communities.
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Learn more about the UCSF Chancellor Principles of Community Awards.
Addressing Stigma in HIV Prevention Services Toolkit
How welcoming are your HIV prevention services?
Our UCSF toolkit helps community-based organizations identify where stigma may unintentionally occur—and take practical steps to create more welcoming, respectful, and supportive HIV prevention services.
Get the toolkit.
Additional Resources
- UPLIFTS (UCSF Partnership for LGBTQ+ Inclusive and Friendly Treatment and Services). UPLIFTS helps Community Health Centers provide inclusive, culturally competent LGBTQ+ care through training, technical assistance, and collaboration between UCSF’s Division of Prevention Science and the Alliance Health Project.
- What are Black men’s HIV prevention needs? (2020)
- What are transgender men’s HIV prevention needs? (2015)
- List of available fact sheets in English and some in Spanish
- FREE. Order a HIV Self-Test Kit in 3-minutes. (United States).
- UCSF Anti-Racism Initiative
- Positive Spin (CDC) A series of real stories from real people about their unique experiences along the HIV Continuum of Care.
Questions? Contact us