Job Title: Forensic Scientist
Company: BEK TEK LLC
Bachelor of Science degree, University of Maryland, majors of Physics and Mathematics.
Certificate, DeVry Institute of Technology (now called DeVry University), electronics curriculum on the theory and circuitry design of audio and video components, including tape recorders, radios, and stereo equipment, with an emphasis on televisions and the associated video signal.
Master's degree, George Washington University, major of Forensic Science.
Additional graduate level courses at George Mason University, Massachusetts Institute of Technology, University of Colorado and University of Utah.
1996-Present Private consultant, examiner, researcher, and founder of the forensic, audio/video/image consulting company BEK TEK LLC. Conducts forensic examinations of audio, video and still image media, both analog and digital, to authenticate recordings, improve intelligibility, identify/classify voice and non-voice signals, and compare voice samples; analyzes digital images to authenticate, enhance quality and review metadata information; conducts measurements of objects/individuals in images; provides on-site evaluations of acoustical sounds and environments; prepares transcriptions; presents expert testimony and assists attorneys in preparing for cross-examination of opposing experts and lay witnesses; evaluates appropriate recording and analysis equipment; provides forensic training in audio/video analysis; conducts research regarding forensic applications; and directs the forensic work of other consultants.
1974-1995 Supervisory Special Agent, Engineering Section, Federal Bureau of Investigation (FBI), Washington, D.C., Newington, VA, and Quantico, VA. Conducted examinations of audio and video recordings, both analog and digital, produced or collected by Federal, state, local, and foreign law enforcement and judicial agencies. These forensic analyses included authentication of recordings, intelligibility enhancement, voice comparisons, identification/classification of voice and non-voice signals, and other related examinations. Additional duties included analyses of room acoustics; on-site evaluations of sound pressure levels, gunshot events, and other sounds of interest; testing of audio tapes, tape recorders, laboratory analysis equipment; the presentation of expert testimony in criminal, civil, and administrative matters; training of FBI and other law enforcement personnel in forensic audio analysis; and conducting research. At retirement, was the manager and senior audio examiner of the FBI's Audio/Video Signal Processing program.
1970-1974 Special Agent, FBI. Investigative responsibilities in the Atlanta and Detroit Divisions involving bank robberies, prison escapes, terrorism, and other violations of Federal law. Also the technical coordinator of the photographic laboratory in the Detroit FBI Division.
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