901-289-9933 fdes@bellsouth.net

About Us

Forensic Document Examination Services

forensic document expert memphisGrant Sperry is a Forensic Document Examiner with over 42 years of continuous training, education and experience in the forensic document examination profession. Mr. Sperry began his career as a forensic document examiner with the U.S. Army Criminal Investigation Laboratory, where he successfully completed a two year in-residence structured course in forensic document examination.

Mr. Sperry has been privy to hundreds of hours of additional on-site training at various federal and state agencies; including the FBI, CIA, US Secret Service, Bureau of Printing & Engraving, and Immigration and Naturalization Laboratory. Continuous training and testing on a yearly basis through seminars and professional meetings have enhanced Mr. Sperry’s education and abilities as technology and the nature of questioned document problems have evolved. Mr. Sperry has received additional training in specialized areas of forensic document examination, including digital image enhancement, analysis and processing. Mr. Sperry has authored and presented numerous papers at various professional meetings and is published in peer reviewed journals.

Mr. Sperry has been active for many years in several well established professional organizations. Mr. Sperry is a Fellow with the American Academy of Forensic Sciences (AAFS), a member of the Southeastern Association of Forensic Document Examiners (SAFDE), a past Director of the American Board of Forensic Document Examiners (ABFDE), past president of the American Society of Questioned Document Examiners (ASQDE), and charter member of the Scientific Working Group on Imaging Technologies (SWGIT).

As a forensic document examiner and handwriting expert, Mr. Sperry has examined hundreds of thousands of documents related to thousands of criminal and civil cases. He has testified as an expert in the field of forensic document examination and/or digital image processing on over 360 occasions in various state, federal, international and military courts. Mr. Sperry has extensive experience in the forensic examinations of documents related to voter and election fraud.   

Mr. Sperry’s professional qualifications have been reviewed and accepted by numerous federal, military and state courts in North America, Asia and Europe. He was certified by the U.S. Army’s Criminal Investigation Command as a forensic document examiner upon successfully passing the requisite testing and academic requirements of the two year in-residence course in forensic document examination.

Having met the stringent criteria for testing, Mr. Sperry successfully passed the written, practical and oral tests of the American Board of Forensic Document Examiners (ABFDE), and was awarded a Certificate of Qualification in Forensic Document Examination in 1989. The ABFDE has since renewed Mr. Sperry’s board certification upon his successful attainment of requisite continuing education and their review of his qualifications on a regular basis.

Mr. Sperry has worked as a forensic document examiner and section chief with the U.S. Army Criminal Investigation Laboratory, followed by employment with the U.S. Postal Inspection Service (USPIS) as a forensic document examiner and laboratory manager.

Grant Sperry established Forensic Document Examination Services (FDES) in 1995 while employed as a forensic document examiner with the United States Postal Inspection Service. Subsequent to his tenure with the US Postal Inspection Service’s laboratory in 2006; Mr. Sperry continues in private practice to provide consultant and examination services in matters related to a wide array of questioned document problems.

Mr. Sperry has provided forensic services and court testimony for attorney’s ,law enforcement, and individuals in many states;  including Missouri, Tennessee, Georgia, Florida, Alabama, Texas, Mississippi, Louisiana and Arkansas.   Forensic services and testimony has been provided  in numerous other states and countries (Hong Kong, Mexico, Bahamas, Canada, UK).

References and additional details on Mr. Sperry’s education, training and experience as a forensic document examiner are available upon request.

We look forward to providing you with forensic document examinations of the highest quality and results you can rely on should hearings or trials become necessary. Please contact Mr. Sperry at:  forensicdocs@bellsouth.net  or by phone at 901-759-0729.