Myron S. Cohen, MD
Principal Investigator
Nirupama Sista
As the Director for HPTN, Nirupama Sista, MSc, PhD leads the development and implementation of all ongoing HPTN research studies.
Sten Vermund, MD, PhD
Sten Vermund, MD, PhD served as HPTN Principal Investigator from 2006-2012. He now serves as Chair of the HPTN Scientific Review Committee and a member of the Executive Committee.