… John H. “Joe” Knowles, Jr., MBA, MPH … John H. “Joe” Knowles, Jr., MBA, MPH John H. “Joe” Knowles is CEO of the Institute for Health Metrics (IHM), a nonprofit … of Society, Human Development and Health from 2002 to 2010. Joe’s father, Dr. John Hilton Knowles, as General Director of MGH at the time, was instrumental in … John H. “Joe” Knowles, Jr., MBA, MPH John H. “Joe” Knowles is CEO of the Institute …