Elvin Geng, MD, MPH is Associate Professor of Medicine at UCSF. Dr. Geng’s research uses the lens of Implementation Science to understand and optimize the uptake of clinically efficacious interventions for HIV into routine care in resource limited settings. Specific projects address engagement and retention in HIV care, improving antiretroviral therapy initiation, adaptive strategies for retention, and evaluating decentralized and community based models of care. His work is based in the United States as well as in Uganda, Kenya, Zambia and Zimbabwe.