M50 Ontos and M56 Scorpion 1956–70

Kenneth W Estes is a 1969 Naval Academy graduate who served in the US Marine Corps until 1993. He earned his doctorate in European History in 1984 and has taught at Duke University, the US Naval Academy, and local schools. He is the editor of several books, and has written extensively in military and academic journals throughout his career.Henry Morshead is a design consultant in the European automotive and aerospace sectors, with clients including Jaguar, Bentley, Citroën and Airbus. He is also a technical sponsor of the Bloodhound supersonic car, contributing digital surfacing and design services. A former officer in the Royal Engineers and illustrator for Jane's, he maintains a keen interest in the design and use of military land and air vehicles. Johnny Shumate works as a freelance illustrator living in Nashville, Tennessee. He began his career in 1987 after graduating from Austin Peay State University. Most of his work is rendered in Adobe Photoshop using a Cintiq monitor.