James Simpson is professor of economic history and institutions at the Carlos III University of Madrid. He is the author of "Spanish Agriculture: The Long Siesta, 1765-1965".
Peter Temin is Elisha Gray II Professor Emeritus of Economics at MIT and the author of Lessons from the Great Depression (MIT Press) and other books. Temin and Vines are coauthors of The Leaderless Economy: Why the World Economic System Fell Apart and How to Fix It.