Edward F. Davis III ( born July 31 , 1956 ) is the former police commissioner of the Boston Police Department , appointed in 2006 , and resigning in 2013 . Davis is most known for serving as commissioner and leading the city of Boston during the Boston Marathon bombing . Following his resignation from the Boston Police Department , Davis has served as the security analyst on WBZ news Boston . Davis also founded and serves as CEO of Edward Davis , LLC Security and Management Consulting
Boston Marathon bombing
Boston Marathon bombing
Ed Davis (police commissioner)