Meet Jared Frederick portraying the Frontier Ranger at Fort Roberdeau. During the Revolutionary War, Rangers garrisoned at Fort Roberdeau patrolled the frontier along the Allegheny Front scouting for enemy raids by British Rangers and their Native American allies. Visit with Ranger Frederick and engage him in a discussion about Pennsylvania in the Revolutionary Age. Jared Frederick is a native of Blair County and a lifelong history enthusiast. Earning degrees in History from Penn State and West Virginia University, he has worked as a ranger in the National Park Service, volunteers with various local historical organizations, and conducts living history programming throughout Pennsylvania. He is the author of eight books.