Paul K. Chappell graduated from West Point in 2002, was deployed to Iraq, and left active duty in November 2009 as a Captain. He is the author of the Road to Peace series, a seven-book series about waging peace, ending war, the art of living, and what it means to be human. The first five published books in this series are Will War Ever End?, The End of War, Peaceful Revolution, The Art of Waging Peace, and The Cosmic Ocean.

Chappell serves as the Peace Leadership Director for the Nuclear Age Peace Foundation. Lecturing across the country and internationally, he also teaches college courses and workshops on Peace Leadership. He grew up in Alabama, the son of a half-black and half-white father who fought in the Korean and Vietnam wars, and a Korean mother.