This work began with a series of 3 day workshops for senior psychiatrists organized by the Italian Department of Health (Istituto Superiore Sanita) Rome, Italy (1995, 1996, 1997). The work has continued with a bi-annual contribution to psychiatrists PGME organized by the Italian Society for Biological Psychiatry, Rom (1999, 2001); Napoli (2003); Bologna (2005).