Paul Drexler is a San Francisco crime historian and writer. His column, “Notorious Crooks,” appears regularly in the Sunday San Francisco Examiner. Paul Directs Crooks Tours of San Francisco, which offers walking crime tours of Chinatown and the Barbary Coast.

He has taught crime history at San Francisco State, and appeared on the Discovery ID Network show Deadly Women as an expert on San Francisco murderesses, and on Paramount TV as an expert on the Zodiac Killer. In July 2017 he received the Oscar Lewis Award from the San Francisco History Association.