
Our Team

Susan Buchbinder, MD
susan.buchbinder@sfdph.org
Susan completed her medical training at UCSF. Her research focuses on risk factors for HIV acquisition and interventions to prevent HIV infection, including HIV vaccines, pre-exposure prophylaxis (PrEP), behavioral interventions, rectal microbicides and combination modalities. Learn more about Dr. Buchbinder.

Albert Liu, MD, MPH
albert.liu@sfdph.org
Al completed his medical training at UCSF. His research focuses on testing new PrEP strategies for HIV prevention and optimizing the delivery of PrEP in the community.
Learn more about Dr. Liu.

Hyman Scott, MD MPH
hyman.scott@sfdph.org
Hyman completed his medical training at Yale and UCSF. He fights for health equity by combining biomedical & behavioral strategies in HIV prevention research.
Learn more about Dr. Scott.

Cat-Dancing Alleyne
catdancing.alleyne@sfdph.org
Cat-Dancing is thrilled to be a part of the ongoing effort at Bridge HIV to engage our communities locally and globally in ending HIV! She is ardent and eager to further immerse herself in this activism.

Christopher Britton
christopher.britton@sfdph.org
Chris earned a Bachelor of Science in Molecular Biology from UC Santa Cruz and an MPH in Public Health from West Coast University. His interests are in clinical drug research and combating health disparities such as access to health services for vulnerable communities.

Tisha Brooks
tisha.brooks@sfdph.org
Tisha grew up in a healthcare family. Her great grandmother was a mid-wife and she knew her destiny was to follow suite when she lost someone to HIV. She finds purpose in working to bring the HIV epidemic to an end, honoring those who’ve been lost.

Alfonso Diaz
alfonso.diaz@sfdph.org
Alfonso has over 15 years of experience in the field of HIV prevention research. In his career he has worked with queer youth, and with homeless & low-income adults.

April Garcia
april.garcia@sfdph.org
April studied Anthropology & Health Sciences at San Jose State University. Before coming to Bridge HIV she worked with incarcerated & street youth across the Bay Area focusing on issues relating to HIV & STD prevention.

Essie Garcia
essie.garcia@sfdph.org
Essie graduated with a BA in Communications Studies from University of San Francisco. Her passion for investigating intersectionality has brought her to focus on ending health disparities amongst those under or misrepresented.

Koa’li Kim
koalii.kim@sfdph.org
Koa’s bio is coming soon!

Nousheen Mahmud
nousheen.mahmud@sfdph.org
Nousheen earned a Masters in Conservation Biology from the University of Leeds. She is thrilled to be a part of a team that prioritizes inclusion and equity in healthcare.

Delia Molloy, MA, MTS
delia.molloy@sfdph.org
Delia lost several close friends to AIDS in the early days of the epidemic and was drawn to work that would help bring an end to HIV. She approaches life with gratitude, curiosity, and a deep love of learning.

Elba Overton
elba.overton@sfdph.org
Elba obtained a Bachelor of Science in Nursing and a Public Health Nurse certificate from the University of San Francisco. Elba is passionate about clinical research and fighting health disparities.

Tiara Rumantier
tiara.rumantier@sfdph.org
Tiara graduated from UC Berkeley with a Bachelor in Integrative Biology. She is excited to work with Bridge HIV to fight for HIV prevention and health equity.

Emily Schaeffer
emily.schaeffer@sfdph.org
Emily is a graduate of Northwestern University, with a background in theater. Now she uses her organizational skills to support our studies and human research protections.

Alicia Stephens, PSM
alicia.stephens@sfdph.org
Alicia is a San Francisco Native passionate about research and prioritizing communities of color. She obtained a Bachelor of Science in Biological Sciences from CSU Hayward and a PSM in Biotechnology with an emphasis in Data Science from University of San Francisco.

Sam Torres
sam.torres@sfdph.org
Sam’s bio is coming soon!

Ivette Vazquez
ivette.vazquez@sfdph.org
Ivette is a San Francisco Native who has worked in healthcare for 10 years. A graduate of the UCSF School of Nursing, she has a passion for sexual health education and health equity.

Janie Vinson
janie.vinson@sfdph.org
Janie studied graphic design at Academy of Art University and has Bachelor of Arts in Peace Studies from the Johnston Center for Integrative Studies at the University of Redlands.

Patricia Von Felten
patricia.vonfelten@sfdph.org
Patricia has over 10 years in database administration, application development and data management. She is honored to support the dedicated team of Researchers and staff in their import work to end HIV.

Nicole Walker
Nicole.Walker@sfdph.org
Nicole earned a Bachelor of Science in Molecular Environmental Biology and a Bachelor of Science in Psychology from UC Berkeley. Her work reflects the passion she has for uplifting and serving the Bay Area LGBTQ+ community as well as communities of color.
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In Memoriam
Garza Jose Carlos Asencios
As a core member of the Bridge HIV team for over 17 years, Garza was a powerful member of the LGBT community in the San Francisco Bay Area. She was a former professional ballet dancer, activist, advocate, and recipient of the Ollin Award for community Service from Instituto Familiar de la Raza.