Li Changyu (Li Changyu), 1938 was born in Rugao, Jiangsu Province. He is a Chinese-American forensic expert, honorary chairman of the Connecticut Science Advisory Center, tenured professor at New Haven University in Connecticut, and full-time professor of forensic medicine at New Haven University.

From 65438 to 0998, he served as the police chief of Connecticut, becoming the first Chinese police chief to hold the highest position in the state police. Prior to that, in 2000, he served as Connecticut Commissioner for Public Safety, director of Connecticut Forensic Laboratory and chief criminologist. In 2006, he established the Li Changyu Institute of Forensic Medicine. On September 20 13, he served as consultant of the Supreme People's Procuratorate Procuratorate Technology Information Research Center.

He identified several major global cases, such as the murder of President Kennedy, Nixon Watergate, Clinton's extramarital affair, the 9. 1 1 incident, the murder of American football star Simpson's wife, the forensic investigation of Yugoslavia's mass murder, and the 3. 19 shooting in Lv Xiulian. Li Changyu has won more than 800 honors, including: the highest honor award in forensic medicine awarded by American Forensic Medicine Association-Outstanding Service Award in Criminal Field, Outstanding Achievement Award awarded by American Forensic Medicine Association, Lifetime Honor Award of International Medical Association, Outstanding Chinese Award in the World, etc.