Taniguchi Symposium, August, 1986

Park City Mathematics Institute, July, 1998

Miscellanea (now consisting of a single picture with Jeff Adams).

More recent conference pictures (added May, 2008).

Pictures from "Lie theory and geometry: the mathematical legacy of Bertram Kostant" (University of British Columbia, May 19-24, 2008).

Pictures from some outdoor excursions at "Representation Theory of Real Reductive Groups", July 20 - July 31, 2009, at the University of Utah.