Early involvement in the human rights movement. Expelled from the Komsomol, 1961. Witness at the trial of P. Iakir, 1973.
Sentenced to 6 months in the camps for noncooperation with the authorities. Protested against the Soviet invasion of Afghanistan in a letter to Brezhnev, 1980. Arrested, 1980. Sentenced to 3 years, but released on parole.