Dr. Greg Chasson, clinical psychologist and researcher, speaks broadly about his work helping people and organizations who manage perfectionists. Dr. Chasson's book - Flawed : Why Perfectionism is a Challenge for Management - is a highly regarded contribution to the fields of psychology and business management. Dr. Gregory S. Chasson, a distinguished licensed and board-certified clinical psychologist, Associate Professor, and the Director of Behavioral Interventions of the ...