A psychologist with a doctoral specialization in psychophysiology, this expert has more than 30 years of experience in polygraph testing and consultation and has conducted over 2,500 polygraph examinations. He serves as President of a polygraph testing and consulting practice. He has held academic appointments teaching psychology, physiology, and psychophysiology, including instruction at professional polygraph training programs. He earned a Ph.D. in Psychology with specialization in Psychophysiology, an M.A. in Psychology (Biopsychology), and a B.A. in Psychology, and holds a diploma as a Polygraph Examiner. He maintains professional membership in national polygraph and psychology organizations and has served on a Panel of Experts for a state superior court criminal division.

He has been qualified and has testified as a polygraph expert in trials, evidentiary hearings, depositions, arbitrations, and court-ordered examinations in state and federal courts. His litigation-related services include polygraph examinations, case consultation, deposition testimony, courtroom testimony, and preparation of written reports and analyses in contested matters. He has authored peer-reviewed publications addressing credibility assessment and psychophysiological detection of deception and has served in editorial and research review roles for professional journals in the field, reflecting ongoing involvement in the evaluation and development of polygraph methodology.