Don N. Hagist is an author, historian and engineer whose historical studies focus on presenting an accurate picture of individual soldiers and their families, especially those of the British army who served in America. This research is done using exclusively primary sources, mostly from archives in North America and Europe.

He is the managing editor of Journal of the American Revolution and the author of books including Noble Volunteers: The British Soldiers who fought the American Revolution (Forward by Pulitzer Prize winning author Rick Atkinson), The Revolution’s Last Men: The Soldiers Behind the Photographs, and These Distinguished Corps: British Grenadier and Light Infantry Battalions in the American Revolution. He is an historical commentator in Netflix’s upcoming Turning Point series, and was a consultant for the 2025 PBS documentary The American Revolution produced by Ken Burns. Hagist is a frequent lecturer in the US and UK. His lectures available on C-SPAN include Women Waging War in The American Revolution, The British Army During the American Revolution, and Waging War in America, 1775-1783.