Gregory Dalzell is a Forensic Document Examiner with 27 years of professional experience in government agency work, with the last 13 years spent serving in the U.S. Secret Service as a Supervisory Document Analyst. Greg provides investigations, reports, and testimony toward the resolution of matters involving disputed documents or signatures, including wills, checks, contracts, deeds, account ledgers, medical records, and autograph authentication. In addition to handwriting and signature analysis, Greg maintains a high level of expertise in document security features related to counterfeiting, travel and identity documents, and civil documents.
Greg is board-certified by the American Board of Forensic Document Examiners (ABFDE) and has handled many high-profile cases as a government examiner. He has also been instrumental in developing and testing some of the most advanced anti-counterfeiting security features in use today. He has worked for the U.S. Immigration and Naturalization Service (INS), U.S. Immigration & Customs Enforcement (ICE), the U.S. Treasury Inspector General for Tax Administration, and the U.S. Secret Service. At each agency, Greg worked in the forensic services laboratory as a Document Analyst.
At the senior level, Greg was engaged with a high volume of casework involving foreign and domestic identity documents while also holding responsibility for training and monitoring new document examiners. As part of his duties, Greg has performed laboratory examinations of handwritten threats to the President of the United States, written over a thousand forensic reports and internal agency communications, and testified as an expert witness in courts of law across the United States. At the time of his resignation, Greg held a security clearance that allowed access to sensitive information that is not available to the public.
Greg has a Master of Arts in Criminal Justice from George Washington University, (Department of Forensic Science), a Bachelor of Arts in Legal Studies from the University of Pittsburgh, and an Associate in Science from Pennsylvania State University. He is a member of several industry groups, including the American Board of Forensic Document Examiners (ABFDE) and the American Academy of Forensic Sciences (AAFS) Questioned Documents Section.