Danielle L. O’Neill is a Certified Latent Print examiner, educator, author and public speaker. She became certified as a latent print examiner in 2016 by the International Association for Identification and is employed as a Fingerprint Specialist for the Treasury Inspector General for Tax Administration (TIGTA). Her assignments include but not limited to MoneyGram Scams, CARES Act Fraud and Impersonation cases. She is a former latent print examiner for Nassau County Medical Examiner’s Office where she recovered prints from the deceased as well as assisted the lab in getting accredited through ASCLD- LAB (Now ANAB) in evidence processing for latent prints. She also worked as a controlled substance analyst and latent print processor for the New York Police Department Forensic Laboratory.

Her academic position as adjunct lecturer began in 2018 at the George Washington University, where she taught Science of Fingerprints to graduate students. She currently is employed as an adjunct lecturer for the University of Maryland and the University of Maryland Global Campus teaching Investigative Forensics concurrently with her career at TIGTA.

She has served on numerous boards and committees throughout her career, including serving as President of the Chesapeake Bay International Association for Identification, where she had to plan and deliver a forensic based educational conference during the COVID pandemic. She also serves as an accreditation assessor for ANAB and was a commissioner for the Washington DC, Science Advisory Board.

Danielle is an accomplished author who has written articles published by Fingerprint Whorld, Chartered Society of Forensic Sciences, Chesapeake Examiner and the NYIAI Newsletter. Article titles include but not limited to “ACE-V, a Latent Print Examiners Scientific Method”, “Method Validation Simplified” and “Forensic Science – Let’s Talk about the Positive for a Change”. Each covering various aspects of forensic science from latent print examination to validating methods in the laboratory as well as overall achievements in the field.

Her vast public speaking experiences includes presentations of Method Validation techniques at IAI conferences, testimony training both in-house and externally, post-mortem recovery, UV/IR photography, Vacuum Metal Deposition and more. She also has volunteered her time at forensic summer camps via Sora Schools as well as participating in the Diverse Careers in Law Enforcement at John Jay College her alma mater.

She holds a Bachelor of Science degree in Forensic Science with Toxicology focus from John Jay College of Criminal Justice and a Master’s of Science degree in Forensic Science from Pace University both in Manhattan, New York. She is an active member of the International Association of Identification and a Lifetime Member of the Chesapeake Bay International Association for Identification (CBDIAI). She also is the chair of the CBDIAI nominating committee.

CV: Dani O'Neill CV77.31 KB


  • Degree Type
    Degree Details
    Forensic Science Pace University
  • Degree Type
    Degree Details
    Forensic Science - Toxicology Track John Jay College of Criminal Justice

Learning is meant to be fun and not stressful, so I believe a hands on approach and course readings hybrid is the way to go!

Picture of Adjunct Lecturer Dani O'Neill Brown Hair Hazel Eyes
2401 Marie Mount Hall
Department of Criminology and Criminal Justice
doneill2 [at] umd.edu