FMS Biographical Information

Forensic Media Services, Ltd. (FMS) is Dr. Catalin Grigoras and Jeff M. Smith, co-authors of the Encyclopedia of Forensic Science 2nd Ed. chapters on
"Audio Enhancement and Authentication" and "Digital Imaging Enhancement and Authentication" (2013). For a complete list of Depositions and Courtroom Testimony within the last 4 years, please contact FMS.

Catalin Grigoras, PhD - Curriculum Vitae (pdf).

Dr. Grigoras is a digital signal processing engineer with over 25 years of experience in media forensics. Grigoras is Director of the National Center for Media Forensics at the University of Colorado Denver where his research encompasses digital signal processing in forensic multimedia, including digital recording authentication, audio/image analysis, enhancement, and automatic speaker recognition. His research into digital signal processing has resulted in advanced methods to authenticate digital audio/video recordings and semiautomatic systems for forensic speaker recognition.

Grigoras was chairman of the European Network of Forensic Science Institutes - Forensic Speech and Audio Analysis Working Group between 2007-2009. He is a member of the Audio Engineering Society Technical Committee on Audio Forensics and the International Association of Forensic Phonetics and Acoustics. He has published numerous forensic audio/video articles and is a co-author of Best Practice Guidelines for ENF Analysis in Forensic Authentication of Digital Evidence (2009).

Jeff M. Smith, MS - Curriculum Vitae (pdf).

Mr. Smith is a computer scientist and audio engineer with over 10 years of experience in media forensics. Smith is the Associate Director of the National Center for Media Foreniscs at the University of Colorado Denver where his research areas include the forensic authentication of recorded media, forensic speaker recognition, and the evolving synergy that exists amongst the Digital and Multimedia Evidence disciplines.

Smith is a member of the Audio Engineering Society (AES) as Chair of the Technical Committee on Audio Forensics and past chair of the Colorado Section of the AES. He is also member of the American Academy of Forensic Sciences (AAFS) and the International Association for Identification (IAI). He works closely with law enforcement as member-at-large of the Scientific Working Group on Digital Evidence (SWGDE) Executive Committee and as a member of its Audio Committee.