Categories newsmakers | 1970sPosted on 2013/11/13Blake Chaffee ’73 TriWest Healthcare Alliance, the largest contractor for the U.S. Department of Defense, headquartered in Arizona, named Blake Chaffee ’73 vice president of the Behavioral Health division. He will oversee the administration of the psychological health programs offered in the government’s TriCare System. Chaffee, a former Navy clinical psychologist and widely published author, earned a Ph.D. and a master’s degree in psychology at American University.