Theodore Millon

Theodore Millon was an American psychologist known for his work on personality disorders. He founded the Journal of Personality Disorders and was the inaugural president of the International Society for the Study of Personality Disorders. In 2008 he was awarded the Gold Medal Award For Life Achievement in the Application of Psychology by the American Psychiatric Association and the American Psychological Foundation named the "Theodore Millon Award in Personality Psychology" after him. Million developed the Millon Clinical Multiaxial Inventor, worked on the diagnostic criteria for Passive-Aggressive Personality Disorder, worked on editions of the Diagnostic and Statistical Manual of Mental Disorders, and developed subtypes of a variety of personality disorders.