The website also serves the Institute which he heads, one of the world's leading centers for the study of personality and clinical psychology.

The Institute for Advanced Studies in Personology and Psychopathology (IASPP) International Center in Port Jervis, NY serves as the home base for Dr. Theodore Millon's professional activities. The site is dedicated to keeping mental health professionals updated on advances in personologic science, as well as on the scholarly and research activities of the Institute.