Key Populations and Human Rights Programme Manager for NACOSA, the Principal Recipient of South African Global Fund programme. Qualifications: BSocSc; Honours and a Master Degree in Social Policy and Management (University of Cape Town); and a Masters in International Social and Health Policy (University College of Oslo, Norway).

Hannah Knudsen, PhD, is Professor of Behavioral Science in the University of Kentucky College of Medicine. As a health services researcher and implementation scientist, Dr. Knudsen’s research focuses on the implementation of evidence-based practices for substance use disorders (SUD) to improve the health of people who use drugs.

Ahmed Bayoumi is a general internist and clinician scientist. He holds the Baxter and Alma Ricard Chair in Inner City Health at St. Michael's Hospital. His research interests include the delivery of health services, particularly to people who use drugs, people living with HIV, and other marginalized populations.

Dr. Patel is an epidemiologist whose research focuses on the epidemiology and prevention of HIV and HCV among people who inject drugs. His research aims to better understand and address social and structural determinants of health (e.g., stigma) in this key population.