 HA uses a 14-step program developed by Cook, based on his own experiences.Cook resigned in 1986 following a scandal involving him allegedly having sex with 12 out of the 14 male clients interviewed from 1980 to 1986.HA was founded in 1980 by Colin Cook (a Seventh-day Adventist pastor who was defrocked in 1974 for having sex with a man in his church) and ex-gay Douglas McIntyre.