John J.  Lentini, CFI, D-ABC Author of Evaluating Organization Development

John J. Lentini, CFI, D-ABC

Scientific Fire Analysis, LLC

John Lentini has personally conducted more than 2,000 fire scene inspections and has been accepted as an expert witness on more than 200 occasions. He is a frequent invited speaker on the subject of the standard of care in fire investigation and laboratory analysis of fire debris, as well as on the progress of standardization in the forensic sciences. Visit


John Lentini began his career in forensic science with the Georgia Bureau of Investigation Crime Laboratory in 1974.  He joined the private sector in 1977, and for 28 years he was the lead fire investigator for Applied Technical Services of Marietta, Georgia.  He is one of a handful of people on the planet certified to conduct both fire scene investigations and fire debris analysis.  He has personally conducted more than 2,000 fire scene inspections and has appeared as an expert witness on more than 200 occasions.  Mr. Lentini is an active proponent of standards for fire and other forensic investigations, and has made many presentations on the proper use of science in fire investigations. He was the Chairman of the Innocence Project’s Arson Review Committee, and was the lead author of the Willis and Willingham reviews.  He was invited to speak during the National Academy of Science hearing that resulted in the 2009 report, Strengthening Forensic Science in the United States: A Path Forward. In September 2012, he briefed congressional staffers on the challenges facing fire investigators.

He is a member of the National Fire Protection Association Technical Committee on Fire Investigations, which writes NFPA 921, Guide for Fire and Explosion Investigations. He served for six years as the Chairman of ASTM Committee E30 on Forensic Sciences.  His book, Scientific Protocols for Fire Investigation, was published in 2006 by CRC Press, and the second edition was published in 2012.

Mr. Lentini started his own company in 2006, and is now an independent consultant living in the Florida Keys and doing business as Scientific Fire Analysis (  He can be reached at [email protected].



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