He is the president (as of 2008) of the Catholic League, a Catholic group comcerned with the civil rights of its members. He has been a teacher, college professor and author. He served four years in the United States Air Force (USAF). He was awarded a PhD in sociology in 1980 from New York University.
He is notorious for trying to marginalise and sometimes even defending the rape and sexual abuse of children by members of the Catholic church that took place throughout the 20th century, something which is contrary to the position of the official Catholic church on the issue.