Li Changyu, Chinese-American, doctor of forensic medicine, expert in criminal identification. The United States is famous for its participation in solving some world-famous major cases such as Simpson's wife murder. He is internationally renowned for his superb detection methods and exquisite and unique forensic expertise, and is known as "contemporary Sherlock Holmes", "master of material evidence", "scientific detective", "criminal nemesis" and "Chinese detective" for his repeated detection of strange cases. Li Changyu, 1938, a native of Rugao County, Jiangsu Province, went to Taiwan Province with her mother when she was young. Because my father was killed at sea, the whole family 13 children need to be raised by their mothers, and the family is very poor. Character's Life 1960, Li Changyu graduated from the Police Academy and became a policeman in Taipei. 1965 took $50 to study in the United States, 10 worked and studied in new york, and 1975 received a doctorate. Later, he was hired as an assistant professor of criminal science by the University of New Haven, Connecticut. He worked hard, rose from assistant professor to associate professor within three years, and then became tenured professor and head of the criminal science department. From 65438 to 0979, he became the director and chief forensic expert of the Criminal Laboratory of the Connecticut Police Department. 1In July, 998, Li Changyu became the police chief of Connecticut, becoming the highest-ranking Asian in American police field. In 2000, he retired from the post of director and continued to preside over the criminal investigation work in Kangzhou. In 2004, he won the "Special Achievement Award" at the 25th Annual Meeting of the Chinese American Society. Resume 1938 Born in Rugao County, Jiangsu Province 1959 Graduated from Taiwan Province Central Police School 1972 Bachelor of Criminal Science from City University of new york 1974 Master of Biochemistry from new york University 1975 Doctor of Biochemistry from new york University 1975 Criminal Science from New Haven University. In 0978, he was a tenured professor at the University of New Haven and the head of the criminal science department. In 0979, he served as the director of the criminal laboratory and the chief forensic expert of the Connecticut Police Department. In 0998, he served as the police chief of Connecticut. Dr. Li Changyu's honorary achievements and honors were internationally renowned for his exquisite and unique criminal investigation and forensic technology, and he was named "Contemporary Sherlock Holmes" by the news media because of his many strange cases. It is also a kind of competition for countries to hire experts to give lectures. So far, it has won more than 800 honorary awards. Is a legend who went from Taiwan Province to the world. Dr. Li has participated in the investigation of more than 8,000 major criminal cases in American states and more than 40 other countries around the world, and has often held lectures and trained criminal investigators around the world. In addition, Dr. Li is the editor of ten professional criminal journals, and has written and published about 200 academic papers and 20 academic works. Many criminal cases he investigated have become teaching examples for the scientific and police circles of the International Court of Justice. 1In July, 998, Dr. Lee became the police chief of Connecticut. He is the highest-ranking Asian in the police field in the United States. This book mainly runs through several mysterious murders that are difficult to convict. These murders lack direct witnesses or evidence to make the suspects confess. Dr. Li solved the case with superb criminal identification technology, and brought the suspect to justice or acquitted him, which fully explained the importance of scientific case handling and showed his outstanding achievements in criminal case detection. What's more commendable is that Dr. Li described many practical techniques and methods of criminal case investigation in this book, which are beyond the reach of ordinary detective reasoning books and periodicals. [2]