With a career spanning more than 30 years, this forensic document examiner focuses on the scientific analysis of questioned documents, including handwriting authentication, ink and paper examination, and determination of document origin and alterations. His work involves evaluating sequence of production, indentations, dating techniques, and identification of printing processes, writing instruments, and mechanically produced documents, as well as detecting counterfeits, fraud, and historical document irregularities.

He spent over 25 years in forensic science roles, culminating as a laboratory director and chief forensic scientist for a national investigative agency, where he oversaw large multidisciplinary teams and served as a recognized authority in document examination and ink analysis. His experience includes involvement in high-profile criminal, financial, and international investigations, as well as contributions to the development of forensic standards and specialized methodologies related to ink identification and document dating.

His credentials include a Master of Forensic Sciences (M.S.F.S.) and certification as a forensic document examiner.

He has provided expert testimony in state, federal, and military courts, along with international proceedings, and has been deposed and testified in multiple jurisdictions worldwide. His background includes continued consulting work following government service, authorship of peer-reviewed research in forensic science, and participation in professional organizations related to forensic science and laboratory leadership.