Jack Levin interviewed two serial killers who are identified by the same nickname in what city?
Jack Levin: Jack Levin (born June 28, 1941) specializes in research on murder, prejudice and hate, sociology of aging and sociology of conflict at Northeastern University in Boston, Massachusetts. Jack Levin:  He has interviewed and corresponded with brutal killers, such as the Hillside Strangler and Charles Manson, and other violent criminals: serial killers and rapists, mass murderers, and vicious hatemongers. Hillside Strangler: The Hillside Strangler, later the Hillside Stranglers, is the media epithet for one, later two serial killers who terrorized Los Angeles between October 1977 and February 1978, with the nicknames originating from the fact that many of the victims' bodies were discovered on the sides of the Hollywood Hills.
Los Angeles