Lt Col Kenneth Wayne Phelps III (USMC, Retired) served five deployments in Iraq and Afghanistan between 2003 and 2012. His military career coincided with the escalating use of drones as weapons, and in the two years prior to his retirement in 2018 he served as commanding officer of four Unmanned Aircraft System teams active abroad in fighting violent extremist organizations.
Lt Col Dave Grossman (US Army, Retired) is an internationally recognized scholar, writer, soldier, and speaker. He is one of the world's foremost experts in the field of human aggression, the roots of violence, and violent crime. He is a former West Point psychology professor and is currently the director of the Warrior Science Group.