edited by Edward A.S. Duncan ; foreword by Elizabeth Townsend. edited by Edward J. Lopez ; foreword by Robert D. Tollison. edited by A. S. Bhalla ; foreword by Jan de Koning. edited by J. Parker Huber ; foreword by Edward Hoagland. edited by Charles H. Christiansen, Elizabeth A. Townsend. edited by Margaret E. Dewar ; foreword by Harlan Cleveland. edited by Cristobal G. Duarte ; foreword by James C. Hunt. edited by Eli A. Friedman ; foreword by Belding H. Scribner.