Audio Tape Video Tape Forensic Analyst Expert Witness

Expert Witness No.1226

California

Special Expertise

Determine if a tape has been altered

Enhance sound and video Evaluate damaged tapes and restore them Make water damaged tapes playable again

Professional History

Tape engineer and tape recorder design engineer at Ampex Corp for 32 years (Ampex developed tape recording)

Technical Advisor for the Nixon White House (Watergate) Tape Project

Expert witness for many cases regarding altered audio and video recordings

Advisor to FBI, Library of Congress, U.S. National Archive and several other organizations

Consultant for NASA to determine problem with Jupiter Galileo probe tape recorder

Chaired two International Conferences on tape problems--at the U.S. National Archive and in Brazil

Presented papers at numerous international conferences

Presented seminars at UCLA, Canadian Maritime Provinces, Southeast Asia, U.C. San Diego, and the Jeffrey Selznick Film School

Invented Instant Replay

Invented In-Flight video--now common on commercial flights

Professional Affiliations

Member, Special Library of Congress Task Force on Video and TV Heritage

Member, Ford Foundation Advisory Committee for preserving historical material in tropical countries

Tape Standards Committee & Speaker, Society of Motion Picture & Television Engineers (SMPTE)

Tape Standards Committee & Speaker, Audio Engineering Society (AES)

Preservation Committee Chairman & Speaker, Association of Moving Image Archivists (AMIA)

Preservation Committee & Speaker, International Federation of Television Archives (FIAT)

Tape Standards Commission, American National Standards Institute (ANSI)

Tape Standards Commission, International Standards Organization (ISO)

Education

B.S.E.E., University of California at Berkeley
Graduate work at California State University at San Jose