He is the founder of the Henry C. Lee Institute of Forensic Science which has assisted in over 7,000 major case investigations, has served as a forensics expert for 50 states and 30 countries and as a consultant for 600 law enforcement agencies, and has testified over 1,000 times in both criminal and civil courts in the United States and abroad. Sir has authored/ co-authored 30 books and 400 publications. Sir has done his Ph.D. at New York University.