Dr. Mapes, born in Los Angeles and raised in San Diego, is the eldest of three children. A graduate of the University of California, San Diego with degrees in Literature and History, he received his Master of Divinity from Princeton Seminary and his Doctor of Ministry from Union PSCE. He has served churches in Nelson County and the Richmond areas of Virginia, where he has been active in community service as well. He has served as moderator and member of several boards and committees of Presbyteries, and has participated in mission work in Nicarauga and Guatamala.
He is married to Susan, a speech pathologist in the Chesterfield County Schools. They have two grown children: Stuart is Director of Youth Ministries at Trinity Presbyterian in Arlington, VA and maried to Anna-Marie; Chloe is a researcher in virology for a lab company in Richmond.