Edited by Joy Porter, Kenneth M.Roemer Edited by Joy Porter and Kenneth M. Roemer. edited by Kent W. Colton and Kenneth L. Kraemer edited by Ian Luna, Kenneth Powell edited by Kenneth H.Rosen edited by Charles T.Kenner, Kenneth W.Busch edited by Lee Bennett Hokins edited by Barbara Bennett Peterson edited by Roy Porter. edited by Tyron Goldschmidt and Kenneth L. Pearce.