Dr. Jared Frederick is the author/co-author of numerous books, including Dispatches of D-Day, HangTough, Fierce Valor, and Into the Cold Blue. He has appeared on PBS, C-SPAN, and Turner Classic Movies. A former seasonal park ranger at Gettysburg National Military Park and Harpers Ferry National Historical Park, Frederick is now the host of Reel History on YouTube and a teaching professor of history at Penn State Altoona.