Dr. Cassidy W. Claassen, MD, MPH, MSHS

Dr. Cassidy W. Claassen, MD, MPH, MSHS is Director of Research at Ciheb Zambia. An infectious disease physician and researcher, he is a leading national expert on PrEP and helped led the national PrEP rollout for both oral and injectable PrEP. He provides technical direction on CDC funded public health initiatives on HIV prevention and treatment, leads NIH implementation science grants in Zambia and southern Africa, and leads educational initiatives at Zambian hospitals to train infectious disease specialists through sustained capacity-building and mentorship.