WILLIAM N. TILCHIN earned a Ph.D. at Brown University, where co-editor Charles E. Neu was his thesis director, in 1992. Since 1994 Dr. Tilchin has been teaching U.S. diplomatic hisotry and other subjects in the College of General Studies at Boston University. He is the author of Theodore Roosevelt and the British Empire: A Study in Presidential Statecraft (1997) and many essays on Roosevelt's foreign policy and related topics.