Dr. Don Nicholls and his wife Margot served as missionaries with Christian Brethren Churches in Malaysia and Taiwan from 1949 to 1988. From 1989 to 1996 they worked with GLO Ministries in a Training Program, in Tasmania. From 1997 to 2007 they taught English at GLO Sydney, and Bible courses in Far Eastern countries. Their medical ministries included clinical work and rehabilitation of post-poliomyelitis children and brain damaged children. They also developed Sunday Schools, and camps.