edited by Robert Con Davis and Ronald Schleifer edited by Robert D. Galliers and Dorothy E. Leidner edited by Robert Deis and Wyatt Doyle. edited by Robert Klanten and Elli Stuhler edited by Robert Klanten and Lincoln Dexter edited by Robert Gordon and Olaf Jubin. edited by Robert M. Mason and John E. Creps, Jr. edited by Robert Klanten and Andrea Servert edited by Robert Klanten and Lukas Feireiss edited by Mario Orlandi and Donald Prue