© Laurent Dubois 2001
Special thanks to Philippe Jacqueroux
for the illustrations of the Fractal Chessboard and the Square of squares
problems
Luis Aldamiz
Patrick Allaert
Harry Backmann
Pablo (Burntazure)
Jacques Boudou
Laurent Calomne
Lisa Carlin
Paul Cooijmans
Francisco J. Corres
Caroline Cos
Gabriel Côté
Richard Crago
Philippe Dienne
Kenneth Dixon
Thomas Dufresne
Baptiste Dumoulin
Oliver Emanuelsson
Sophie Faber
Etienne Forsström
Albert Franck
Bernd Groh
Greg A. Grove, Ph. D.
Jacques Hohl
Philippe Jacqueroux
Xavier Jouve
Miska Juntunen
Olav Kaspers
Eric Kastler
Lloyd King
Jeff Leonard
Leo Libby
Rauno Lindström
Vicente Lopez Pena
Nik Lygeros, Ph. D.
Rodrigo Malizia
Salvador Malo
Carlos Martinez
David Marx
Alexandre Michalakoudis
Katrin McMullen
Hindemburg Melao Jr.
John
Miles
Axel Magnusson
Hannu Moisio
Patricia Moreno
Anton Nadilo
David Occolier
Marvin Olbrechts
Harry Olsen
David Pech
Philippe Rigopoulo
Alaeddin Guner Rodop
Tiago Rodrigues
Florian Schröder
Bob Seitz
Chinmay Shah
Cary Sheremet
Jan Snauwaert
David K. Spencer
Terence Strobaugh
Julie Taï
David Udbjorg
André Valentic
Steven Viemester
Petri Widsten
Jeremy Whitey
Jörg Zurkirchen
InterLoc (Mensa international editor)
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