edited by Kurt Richard Luther and Peter Pulzer edited by Gerard Rosich and Peter Wagner. edited by Albert Kriemler and Peter Kriemler edited by Richard Sanders and Chen Yang. edited by Heinz Widauer and Dieter Buchhart edited by Michael McAleer and Les Oxley. edited by Richard Caplan and John Feffer. edited by Richard Rossner and Rod Bolitho edited by Andy Sawyer and Peter Wright. edited by Dieter Buchhart and Sam Keller