David Isbell was born and raised in Fort Worth, TX. After graduating Bible College he and has wife, Cathy, served as a missionary to South Africa for 18 years. Upon returning to the US he worked with a mission board for 4 years and then pastored two churches for a total of 17 years. He has also taught at two Bible colleges. He is currently the director of Shepherds Watchmen and is visiting churches and pastors to introduce them to the mission of Shepherds Watchmen. David and Cathy have been married for 46 years. They have 4 children and several grandchildren.