Former San Quentin Prison Warden Art Calderon shares the story of the Mark Adams escape from SQ

Arthur Calderon served as the warden of San Quentin State Prison during a particularly intense period in the 1990s. His tenure is often remembered for two distinct, high-profile areas: the controversy surrounding the death of escapee Mark Adams and the rigorous, almost clinical preparation involved in California's first lethal injection executions. The Escape and Death of Mark Adams The case of Mark Adams remains one of the more cinematic and tragic stories in San Quentin's history. The Escape (1986): Adams was serving a sentence for a 1979 murder when he managed to vanish from San Quentin—a prison long considered "escape-proof." He allegedly fled with the help of a prison employee, Elsie Diaz, whom he later married. Life on the Run: For seven years, Adams lived in Puerto Rico under the alias Michael Jacobson. He became a respected community member, holding a supervisor job at General Electric and becoming active in his church. The Recapture: After being featured on America's Most Wanted, he was captured in 1993. Before his extradition, he famously predicted, "If I am returned to San Quentin, I will be a dead man." The Fatal Shooting (1994): Back at San Quentin, Adams was involved in a yard fight with another inmate. Correctional Officer Timothy Scott Reynolds fired a shot that hit Adams in the back of the head, killing him instantly. Legal Fallout: Under Warden Calderon's leadership, the prison faced a massive wrongful death lawsuit. In 1998, a jury awarded Adams' family $2.3 million, finding that the prison's policy of using lethal force to break up fistfights was unconstitutional. Calderon was personally held liable for a portion of the punitive damages.