Greg Chaitin 60th Birthday Celebrations
Chaitin Omega Medallion
Chaitin 60th Birthday Celebration organised by S. Wolfram,
NKS 2007, Burlington, Vermont, July 15th 2007.
NKS pictures. Description and history of the medallion presented by S. Wolfram to Greg Chaitin.
Story of the Latin translation.
Stephen Wolfram tribute to Greg Chaitin.
Audio file of the
NKS07 panel discussion.
Festschrift Book Presentation organised by A. Zeilinger (Institute of Physics) and the Gödel
Society, Großer Hörsaal der Materialphysik,
Vienna, November 8th 2007.
World Scientific brochure advertising the two festschrift volumes: G. Chaitin. Thinking About Gödel and Turing,
and C. S. Calude, Randomness and Complexity, From Leibniz to Chaitin.   Vienna pictures.
Randomness & Complexity:
Chaitin 60th Birthday Symposium organised by Nabil Amer, IBM Watson Research Center, November 15th 2007.
Max Tegmark's talk. IBM pictures.
Norman Chaitin and Jacquie Meyer