Marijuana Expert Witnesses
The PRO Expert Witness Directory features a comprehensive list of Marijuana expert witnesses who provide testimony, consultation, and litigation support on Marijuana and related matters. The expert witnesses and consultants listed here can form expert opinions, draft witness reports, and testify in depositions and trials.
Mr. Theodore J Menadier Bsba
I am an expert in the business and cultivation of marijuana and hemp. Over the last four years, I have been retained and provided expert...
Roger Jones
Dr. Jones is board-certified in addiction medicine and emergency medicine, and has treated more than 70,000 patients during a 20-year career. He is a graduate...
Dr. Richard A Stripp
With internationally recognized experts, ASC delivers impartial scientific evaluation of the role of drug and chemical exposure in civil and criminal litigation. ASC expert toxicologists...
Dr. Richard C. Pleus
Richard C. Pleus, Ph.D., heads Intertox Inc., the scientific research and consulting company he founded in 1995. Within Intertox, he brings deep knowledge of toxicology...
Mr. Okorie Okorocha
Attorney Role: Okorie has been lead trial attorney in over 100 civil and criminal jury trials. He is frequently asked to teach trial techniques and...
Michael J. Whitekus Ph.d.
Dr. Whitekus is a board certified toxicologist and applies his broad expertise in drug safety evaluation and toxicology (over 25 years) to his forensic practice...
Michael J. Mccabe Jr.
Dr. McCabe is an internationally trained and nationally recognized scientist with a proven track record of accomplishment in toxicology and related disciplines. He has broad-based...
Matthew W. Myers
Matt Myers integrates scientific education (clinical toxicology) and field law enforcement experience to provide practical, evidence-based expert testimony on drug & alcohol impairment, DUI, dram...
Dr. Marc A Lebeau
Dr. Marc LeBeau is a renowned, board-certified toxicologist with over 35 years of experience, primarily at the FBI Laboratory in Quantico, Virginia. He specializes in...
Madeleine J. Swortwood
Madeleine Swortwood, Ph.D. is a nationally recognized toxicologist with extensive education and training in the analytical evaluation of chemical agents, and the causal link between...
Mr. Kevin R Burke
Kevin Burke, a dedicated expert in detecting and arresting drug-impaired drivers, spent 25 years in law enforcement. His involvement in hundreds of impaired driving cases...
Ms. Jennifer Harmon
Jennifer has held the position of Crime Laboratory Director and Assistant Director in two of the three most populous counties in California; both with populations...
Dr. Heidi C. O’neill
Heidi O’Neill, PhD, DABT has studied the effects of various chemicals as both pharmacological therapeutics that may benefit and as toxicants that may pose a...
Dr. Hannah M Mathers
Dr. Hannah Mathers has over 26 years of experience and training in weed control in landscape and nursery crops, and is accomplished in herbicide chemistry,...
Dr. David H Schaffer
Dr. David H. Schaffer, MD, MRO is a Harvard-trained, dual board-certified Medical Toxicologist and Emergency Physician, serving as the Director of Medical Toxicology at the...
Mr. Chris Van Hook
Mr. Chris Van Hook, the founder of the Clean Green Certified Program, has been a practicing Cannabis / Hemp attorney in California since 2006. As...
Mr. Gregory D Zavatsky
Mr. Zavatsky is a Forensic and Clinical Toxicologist, with experience in DUI, alcohol, drugs of abuse, and prescription drugs to determine the effect on human...
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