Robert S. Rush PhD is a retired Command Sergeant Major, who served in the US Army from 1969 to 1999. He has worked as a historian to several key policy review teams for the United States Army. His PhD (Hell in Hurtgen Forest: Ordeal and Triumph of an American Infantry Regiment) focused on US and German units in the Hürtgen Forest, Fall 1944. Robert currently works at the US Army Center of Military History, Fort McNair.

Elizabeth Sharp trained in Fine Art at the Leicester College of Art and Technology, UK. She is a full member of the Society of Equestrian Artists and of the Society of Women Artists. She exhibits regularly in London with both these groups. Ian Palmer is a highly experienced digital artist. A graduate in 3D design, he has provided illustrations for many publications, from modelling James Bond's Aston Martin to recreating lunar landings. He lives and works in London with his wife and three cats.