Clifford J. Sherry ; foreword by Robert S. Ledley. Steve Larson ; foreword by Robert S. Hatten. George M. Bedbrook ; foreword by Robert W. Jackson. edited by Edward J. Lopez ; foreword by Robert D. Tollison. John F. Kennedy ; special foreword by Robert F. Kennedy. David Rindos ; with foreword by Robert C. Dunnell. David Wen-Wei Chang ; foreword by Robert A. Scalapino.