Marcus has lived in Florida, Texas, Georgia, and most recently, Ohio. He married Lindsay Jennings in 2008 and they now have 2 children. Marcus was hired as a ministerial trainee in 2022.

Frank Dunkle serves as a professor and Coordinator of Ambassador Bible College.  He is active in the church's teen summer camp program and contributed articles for UCG publications. Frank holds a BA from Ambassador College in Theology, an MA from the University of Texas at Tyler and a PhD from Texas A&M University in History.  His wife Sue is a middle-school science teacher and they have one child.