He edited The Voluntary City: Choice, Community, and Civil Society (2002). He has received fellowships from the Earhart Foundation, the Olin Foundation, and the Institute for Humane Studies. He is currently writing (with his coauthor, Professor Linda Royster Beito of Stillman College) a biography of Dr. T. R. M. Howard, a black civil rights pioneer, entrepreneur and mutual aid leader. He belongs to the Liberty and Power Group Blog at the History News Network.