Leonard A. Jason

Leonard A. Jason is a professor of psychology at DePaul University in Chicago, Illinois, where he also directs the Center for Community Research. His chief professional interests include the study of myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS), violence prevention, smoking cessation, and Oxford House recovery homes for substance abuse. Jason's interest in ME/CFS began when he was diagnosed with the condition in 1990 after having mononucleosis. Provided by Wikipedia