Theodore Millon, PhD, DSc, Institute for Advanced Studies in Personology and Psychopathology, Coral Gables, Florida.Erik Simonsen, MD, Department of Clinical Medicine, University of Copenhagen, Denmark.Morten Birket-Smith, MD, Department of Psychiatry, Bispebjerg University Hospital, Copenhagen, Denmark.Roger D. Davis, PhD, Institute for Advanced Studies in Personology and Psychopathology, Coral Gables, Florida.