Summary: San Francisco police detective who led the long-running but unsuccessful investigation into the Zodiac serial killings 50 years ago when he was put on the Zodiac case after a San Francisco taxi driver was shot to death in 1969, who was removed from the case in 1978 when he acknowledged writing and mailing anonymous fan letters to the San Francisco Chronicle lauding his own work after five people were fatally stabbed or shot to death in the Zodiac killings in northern California in 1968-1969, and their killer sent taunting letters and cryptograms to the police and newspapers, but the killer was never caught and was dubbed as the Zodiac killer because some of his cryptograms included astrological symbols and references.
Cause of Death: Pneumonia
Born: July 11, 1931
Died: January 6, 2018
Location: San Francisco, California