Dennis Ryan is a Board Certified Forensic Document Examiner. For 16 years, Dennis was the Forensic Document Examiner and Laboratory Supervisor for the Nassau County Police Department in New York.

Since 1992, Dennis Ryan's private practice has assisted in numerous legal cases pertaining to a variety of disputed or questioned documents. He has provided court qualified expert testimony in various jurisdictions throughout the country.

Member of the following Professional Organizations:

  • American Board of Forensic Document Examiners (ABFDE)
  • American Society of Questioned Document Examiners (ASQDE)
  • American Academy of Forensic Sciences (AAFS)
  • Northeastern Association of Forensic Scientists (NEAFS)
  • American Society for Testing and Materials (ASTM)

Dennis J. Ryan

Handwriting Analyst