Author notes

1Harry Kalven, Jr. Distinguished Service Professor of Law, University of Chicago. I would like to thank Shana Wallace for her splendid research assistance and Lynn Chu and Nancy Stone for their excellent editorial advice. I would also like to thank the University of Chicago Law School's Harry Kalven, Jr. Research Fund for financial support. This article is derived from a forthcoming book, Geoffrey R. Stone, Perilous Times: Free Speech in Wartime (Norton 2004).