Otto Wagner Marialuisa de Resmini Michel Dehon Jack van Lint Chris Mitchell Jenny Key Peter Wild S.S. Sane Albrecht Beutelspacher Andries Brouwer Laszlo Babai Michel Deza Jeff Kahn Christiane Lefevre-Percsy Nicholas Percsy Alan Sprague Dave Foulser Bob Liebler Marleen Willems Willem Haemers Dina Ghinelli Klaus Vedder Agnes Andreassian Lynn Batten Jean-Claude Bermond Pier Vittorio Ceccherini Ed Assmus Aiden Bruen Ron Graham Arnold Neumaier Arjeh Cohen Don Higman Richard Weiss David Glynn Thomas Beth James Hirschfeld Jan Saxl Ernie Shult Mark Ronan Norman Biggs Mick Ganley W.L. Edge Ray Hill Kourosh Sadeh Jef Thas Donald Keedwell Luc Teirlinck Brian Wilson Frank De Clerck Christoph Hering Mario Marchi Stanley Payne Eric Lander Mohammad Oraee Yazdi Marshall Hall Rien Coxeter Donald Coxeter Hanfried Lenz Dieter Jungnickel