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. 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. He is also asked by news and television reports to comment on important occurrences of homicide or hate. Along with interviews, writing material, teaching classes, and research Levin has also given talks about violence or hate to groups including the White House Conference on Hate Crimes, Department of Justice, the Department of Education, OSCE’s Officer for Democratic Institutions and Human Rights and the International Association of Chiefs of Police. Jack Levin has authored and co-authored over 30 books and has written and published over 200 articles. Source: Wikipedia (en)