Durand R Begault, PhD Expert Witness

Acoustics; Audio; Video; Patents; Warning signals

Contact this Expert Witness

  • Company: Audio Forensic Center-Charles M Salter Associates
  • Phone: 415 397 0442
  • Website: www.audioforensics.com

Specialties & Experience of this Expert Witness

General Specialties:

Acoustics and Video

Keywords/Search Terms:

Audibility, Audio Technology, Patent & copyright (audio), Musicology, Acoustic measurement, Digital Authentication, Video enhancement, Forensic Musicology, Warning Signals, Audio enhancement, Rebuttal, Accident analysis: audibility, Speech Intelligibility, body worn camera videos, Audio Forensics

Education:

PhD, UC San Diego; MFA, Mills College; BA, UC Santa Cruz

Years in Practice:

37

Number of Times Deposed/Testified in Last 4 Yrs:

25

Additional Information

Expert consultant in the areas of acoustics; video and audio evidence recordings; audio patent infringement analysis; acoustic measurement; speech intelligibility and warning signal audibility; human factors and psychoacoustics; musicology and copyright infringement; voice comparison; and recorded gunshot analysis. Authentication, speech enhancement, signal identification and analysis of audio-video recordings in legal cases. Body worn camera, dash cam, security camera, cell phone analysis. Research scientist, psychoacoustics, NASA 1988-2025; Consultant; Salter Associates, 1996-current. Consultation in over 1000 audio-video and acoustic forensic cases since 1987. Expert testimony in over 100 cases in court or depositions, in U.S. Federal and State courts including the United States International Trade Commission (USITC), and courts in Canada and International arbitration panels (World Bank-ICSID).