Jonathan Shay, MD., PhD., a MacArthur Fellow, is a clinical psychiatrist whose treatment of combat trauma suffered by Vietnam veterans has deepened understanding of the effects of warfare on the individual. He worked as Veterans Affairs psychiatrist at the VA Outpatient Clinic in Boston, Massachusetts for twenty years. His work on moral injury is found in his books, Achilles in Vietnam: Combat Trauma and the Undoing of Character and Odysseus in America: Combat Trauma and the Trials of Homecoming. In 2018, Volunteers of America established The Shay Moral Injury Center, named in his honor and dedicated to furthering knowledge about moral injury in the many populations who experience it. He lives in the Boston area.