Provides Testimony In

Toxicology, Forensic Toxicologist, Clinical Toxicologist, Pharmacology, Post Mortem Toxicology, Drugs in the Workplace, Influence of Alcohol Drugs on Driving, Drinking Driving, Poisons in Death, Employment Drug Testing, Drug Testing, Drug Test Hair, Drug Test Blood, Drug Test Urine, Medical Malpractice, Interpretation of Toxicology Lab Tests, Laboratory Results, Laboratory Procedures, Drugs Driving,


Practicing and consulting Toxicologist. Directed of SAMHSA (NIDA) Certified Laboratory. Areas of expertise include drug abuse in the workplace, litigation support and expert testimony in civil and criminal cases, toxicology laboratory development and management and interpretation of clinical and forensic toxicological tests.


B.S. Biochemistry, Washington State University, 1967

Ph.D. Chemistry (Biochemistry/Molecular Biology), University of Oregon, 1975

Post‑doctoral appointment in Forensic Toxicology, Case Western Reserve University and Cuyahoga
County Coroner’s Office (Cleveland, OH), 1975-1977


Consulting Forensic Toxicologist, (1984-Present)

Laboratory Director, National Medical Services Inc., Alameda, CA (2000-2004)

Director of Toxicology, Associated Pathologists Laboratories, Las Vegas, NV (1993-2000)

Laboratory Director, MEDTOX Bio‑Analytical Chatsworth, CA (1989-1993)

Technical Director, Stat Lab, Inc., Mission Hills, CA (1986-1989)

President, Stat Tox Center, Mission Hills, CA (1985-1989)

President and Chief of Lab Operations, Willow Toxicology Group, Pasadena, CA (1984-1985)

Chief of Toxicology, Specialty Laboratories, Inc., Los Angeles, CA (1983-1984)

Assistant Director, Department of Clinical & Industrial Toxicology,
Bio-Science Laboratories, Van Nuys, CA (1978-1983)

Toxicology Supervisor, Laboratory Procedures, Inc., Upjohn, Woodland Hills, CA  (1977-1978)


“Analytical Method Validation”, California Association of Toxicologists, 2009.

“Pharmacology for Toxicologists”, California Association of Toxicologists, 2009.

“Addiction and Pain Management for Toxicologists”, Society of Forensic Toxicologists, 2006.

“DUID: Standardized Field Sobriety Tests, Principles and Practice”, Society of Forensic Toxicologists, 2006.

“Interpretation of Toxicological Analysis in the Elderly”, American Academy of Forensic Sciences, 2006.

“Moot Court and DUI Alcohol/Drugs”, California Association of Toxicologists, 2005.

“Medical Conditions and DUI Investigations”, California Association of Toxicologists, 2005.

“Interpretive Toxicology: Unraveling the Mystery”, California Association of Toxicologists, 2003.

“Medicolegal Death Investigation”, Society of Forensic Toxicologists, 2002.

“Pharmacology and Toxicology of Brain Drugs”, Society of Forensic Toxicologists, 2002.

“DUID – From Research to Courts”, Society of Forensic Toxicologists, 2002.


Available Upon Request


Diplomate, American Board of Forensic Toxicology

Past President, California Association of Toxicologists

Editorial Review Board, Journal of Analytical Toxicology, 1979-1998

Fellow, American Academy of Forensic Sciences, Toxicology Section

California Licensed Clinical Laboratory Toxicologist, 1983-2007

New York Licensed Laboratory Director, Forensic Toxicology, 1995-2005

Nevada Licensed Laboratory Director

Inspector, Substance Abuse and Mental Health Services Administration (SAMHSA), National Laboratory Certification Program (1993-2000)

Inspector, College of American Pathologists, Forensic Urine Drug Testing Program

National Institute on Drug Abuse Research Service Award Recipient

Member, California Department of Health Services Clinical Laboratory Technology Advisory Committee, 1989-1993

Member, Nevada State Health Division Perinatal Substance Abuse Subcommittee 1996-2000

Author of 20+ scientific papers in analytical, clinical and forensic toxicology and physical biochemistry/molecular biology


Available Upon Request


Available Upon Request

Speak With This Expert For Free

Request This Expert

Can’t Find The Right Expert?

Click Here & We Will Help You