Rabbi Dr Mordechai Glick, is a clinical psychologist who for many years was the president of Nefesh, the International Network of Orthodox Jewish Mental Health Professionals. He was a widely acclaimed speaker and taught psychology at Champlain College in Montreal where his most popular course was the Psychology of Sexual Behavior. He had a private practice in which he specialized in marital therapy and phobias. He was also the Rav of Congregation Ahavat Yisrael.