Henry Lee, forensic scientist who testified in O.J. Simpson trial, dies at 87

A Pioneering Forensic Scientist’s Legacy

Henry Lee, a forensic scientist whose testimony in the O.J. Simpson murder trial reshaped public perception of forensic evidence, died at 87. His career, spanning over five decades, left an indelible mark on the field through both practical casework and academic contributions. Lee taught at the University of New Haven for more than 50 years, expanding its forensic science program into a multidisciplinary department. The institution established the Henry C. Lee Institute of Forensic Science in 1998, honoring his educational impact. He authored 30 books, including Henry Lee’s Crime Scene Handbook, and published over 400 academic articles, which became foundational resources in forensic science. His work emphasized bridging theoretical knowledge with real-world applications, enhancing the discipline’s effectiveness in criminal investigations.

Global Influence and High-Profile Cases

Lee’s expertise extended globally, with involvement in over 1,000 court cases and consultations for more than 600 law enforcement agencies across 70+ countries. He contributed to major investigations in 50 U.S. states and 30–46 countries, including high-profile cases such as the 9/11 attacks and the Washington DC sniper shootings. His analysis of complex scenarios, such as the Helle Crafts murder and the JonBenét Ramsey case, demonstrated the adaptability of forensic techniques to diverse challenges. He also provided forensic analysis for the Elizabeth Smart kidnapping, the Vince Foster death, and the Danny Casolaro death investigation, solidifying his reputation as a versatile expert.

The O.J. Simpson Trial and Forensic Standards

Lee’s most notable role came during the 1995 O.J. Simpson trial, where he served as a prosecution consultant. His examination of blood evidence and chain-of-custody procedures became central to the case. While his testimony highlighted the intersection of forensic science and legal proceedings, it also drew scrutiny over the reliability of forensic methods. The trial’s outcome, which resulted in Simpson’s acquittal, underscored the complexities of forensic evidence in high-stakes legal contexts. Lee’s involvement contributed to ongoing discussions about the admissibility and accuracy of forensic analysis, shaping future standards in the field.

Advancing Forensic Methodologies

Beyond the Simpson trial, Lee’s career was defined by advancing forensic methodologies and education. He refined techniques such as blood spatter analysis, DNA testing, and trace evidence collection, now standard practices in criminal investigations. His work on Locard’s Exchange Principle and development of chemical sprays for evidence detection further refined forensic approaches. Lee also edited five forensic journals, ensuring his methodologies influenced the discipline. At the University of New Haven, he founded the forensic science program in 1975, later transforming it into a multidisciplinary department. His 2004 Court TV series Trace Evidence: The Case Files of Dr. Henry Lee** expanded public awareness of forensic science.

Controversies and Enduring Legacy

Lee’s personal life and professional controversies included legal challenges. A 2023 federal ruling found him guilty of fabricating evidence in a 1985 murder case, citing undisclosed conflicts of interest. However, the convictions were overturned in 2020 due to insufficient evidence, highlighting the evolving scrutiny of forensic practices. Despite these issues, his legacy remains significant, with his contributions continuing to shape forensic science through education and innovation. The University of New Haven noted his enduring influence on students and professionals, ensuring his impact persists in the field’s development.