Adam Coste is the World War II Historian for Digital Content at The National WWII Museum's Jenny Craig Institute for the Study of War and Democracy, where he develops historical content for educational programming, publications, and digital initiatives. His work focuses on interpreting the American military experience of World War II for a broad public audience. Previously, he developed historical content for the Museum's Educational Travel tours across Europe and the Pacific.

A graduate of the United States Military Academy at West Point (2009), where he studied military history, Adam served eleven years as an infantry officer in the U.S. Army, deploying overseas three times on combat and operational deployments with the 1st Cavalry Division and the 1st Infantry Division and commanding at the company level. He later served as an Assistant Professor of Military Science at Tulane University, teaching military science and American military history.

Adam holds a Master of Arts in History from the University of New Orleans. His research focuses on the American military experience in World War II and the Vietnam War.