A group of SOS activists gathered in 1988 at the home of Andrei Sakharov's daughter in Newton, MA. Left to right are Bob Cahn and Morris Pripstein of Berkeley Lab, Andrei Sakharov, Phil Siegelman of San Francisco State University, and Bill Wenzel, also of Berkeley Lab. Kurt Gottfried of Cornell University is in the front.

Morris Pripstein greets Andrei Sakharov at the New York Academy of Sciences in November of 1988. This month the Academy awarded Pripstein the Heinz Pagels Human Rights Award for his campaign on behalf of Sakharov and other Soviet dissidents. Photo by Bertram Schwarzschild