Dr. P.J. Hill is Professor Emeritus of Economics at Wheaton College in Wheaton, Illinois, and Senior Fellow, Property and Environment Research Center (PERC), in Bozeman, Montana. He received his B.S.in Agricultural Economics from Montana State University and his Ph.D in Economics from the University of Chicago. Hill has published numerous articles and several books on institutional change and the evolution of property rights. His latest book, with Terry Anderson, is The Not So Wild, Wild West, Property Rights on the Frontier.