Brian M. O’Hara


Brian M. O’Hara is a highly experienced forensic consultant, certified latent print examiner, and crime scene investigator. He has over 41 years of experience in the field and has worked for corporations, businesses, lawyers, private detectives, police departments, and private citizens in civil and criminal matters. O’Hara has served as a contractor at the Massachusetts State Police Identification Section in Sudbury, Mass from 2017 to 2022. He worked on several projects such as Federal NCHIP grants for installation of new live scans and upgrading old live scans at police departments throughout Massachusetts, merging 15,000 duplicate files identified by the FBI, and live scan palm print errors submitted to the FBI.

O’Hara retired in 2006 as a Detective Lieutenant and Homicide Scene Supervisor of the Massachusetts State Police Bureau of Forensics, Crime Scene Services. He supervised seven labs and over forty-five personnel. His expertise includes crime scene investigation, digital photography, latent print collection and analysis, AFIS technology, expert on mutilated fingerprints, foot track collection and analysis, tire track collection and analysis, and blood spatter analysis. He has testified in federal courts, superior courts of Florida, Massachusetts, New Hampshire, and Texas. He has 37 years of experience in automated identification systems, including NGI-ULW, ABIS, IDEMIA/MORPHO, NEC, Cogent, AFIX, and SPEX AFIS systems.

O’Hara has also worked as a certified latent print examiner for various law enforcement agencies in the United States, including the Osceola County Sheriff’s Office, the Houston Police Department, the Boston Police Department, and the Scientific Applications International Corporation in West Virginia. He has prepared reports and testified in Florida, Texas, and Massachusetts courts. O’Hara holds a Master of Arts in Criminal Justice from Anna Maria College and a Bachelor of Science in Physical Education/Health from Boston University.

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