They cite psychological harm they caused gays as the ministry, Exodus International, meets in Irvine. By Rebecca Trounson, Times Staff Writer, rebecca.trounson@latimes.com From the Los Angeles Times, June 28, 2007, Copyright 2006 Los Angeles Time Three former leaders of Exodus International, often described as the nation's largest ex-gay ministry, publicly apologized Wednesday for the harm they said their efforts had caused many gays and lesbians who believed the group's message that sexual orientation could be changed through prayer. The former leaders from Exodus cast its work in grim terms.