John Mascola

Chief Scientific Officer

Dr. John Mascola joined ModeX Therapeutics as Chief Scientific Officer in 2022. He is an accomplished physician-scientist, virologist and immunologist, and was most recently the Director of the Vaccine Research Center, NIAID, NIH where he oversaw research programs on vaccines and antibody therapeutics as well as the development of investigational products for major diseases such as HIV, Ebola, respiratory syncytial virus, chikungunya and malaria. Under his leadership, the VRC established collaborative partnerships leading to the licensure of therapeutic antibodies and vaccines for Ebola and COVID-19.

Dr. Mascola earned a medical degree from Georgetown University and completed a residency in internal medicine and fellowship in infectious diseases. From 1993 to 2000, he was a research physician at the Walter Reed Army Institute of Research where he began his studies on HIV immunology and vaccine development. He joined the Vaccine Research Center at NIAID, NIH as a founding investigator in 2000 and served as its director from 2013 to 2022. Dr. Mascola has received numerous awards and recognitions, including the outstanding service medal from the U.S. Department of Health and Human Services. He has been elected to the American Society of Clinical Investigation, the Association of American Physicians and the National Academy of Medicine.