Actively involved with the Red Army Faction.  His wife, Petra Hessler-Bock, another Red Army member, was arrested in 1991 and committed suicide in a German prison.  Two children, Erika and Ursel are wards of the state.

Bock's activities and whereabouts have been unknown since Petra's death.  An avowed Marxist-Leninist who has opposed German re-unification and capitalism in Eastern Europe.

