Marijuana Expert Witnesses

Marijuana expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on marijuana. The marijuana expert witness listings on this page are typically from fields/areas of expertise such as: Addiction Medicine, Anesthesiology, Cannabis, Emergency Medical Toxicology, Forensic Science, Laboratories & Testing, Neurology, Obstetrics & Gynecology, Occupational Medicine, Pain Management - Medicine, Pharmacology, Pharmacology- Clinical, Premises Liability, Securities & Investments, and Security.

Peter John Ingersoll, CCIM

Safe Harbour Equity, Inc.

Oceanside, California
Cannabis, Securities & Investments - Cannabis, marijuana, banking and financing, receiverships, bankruptcy, FINRA, syndication, 1031 exchanges, investor disputes, securities fraud, breach of contract, breach of fiduciary duty, investor lawsuits, unregistered securities, investor fraud, shareholder disputes, governance, compliance
Cannabis real estate and investment thought leader. Managing director and cannabis product chair for Sperry Commercial Global Affiliates, the first national real estate firm to embrace cannabis as legitimate investment sector. Expertise in cannabis including breach of contract issues, breach of fiduciary duty, financing & private equity, governance documents, 1031 exchanges, sale-leasebacks, broken development deals, partner disputes, receiverships (bankruptcy is not available for cannabis enterprises), investor disputes, and unregistered securities litigation. Former Series 65 registered investment advisor. Graduate of Wharton School – University of Pennsylvania - BS of Economics. Co-Captain of the wrestling team

Michael J Kosnett, MD, MPH, FACMT

California
Toxicology, Occupational Medicine - Lead poisoning, cannabis, drug testing, alcohol, marijuana, environmental toxicology, occupational toxicology, arsenic poisoning, forensic toxicology, DUI, risk assessment, aviation toxicology, medical monitoring
2016 Recipient of the American College of Medical Toxicology Matthew J. Ellenhorn Award [career achievement award in recognition of “extraordinary contributions to the field of medical toxicology”] Diplomate, American Boards of Internal Medicine, Preventive Medicine (Occupational Medicine), and Medical Toxicology Active Medical Licensure in Colorado and California Professional activities have included: • Past President, American College of Medical Toxicology • Committee on Toxicology of the National Academy of Sciences • NIOSH Board of Scientific Counselors • CDC Advisory Committee on Childhood Lead Poisoning Prevention • EPA Science Advisory Board panels (lead in air, water, dust) • ATSDR expert panels (lead biomonitoring, hair analysis) • WHO consultant and temporary advisor (arsenic in drinking water, chelation of heavy metals) • Consultant to US Air Force Science Advisory Board (F-22) • Consultant to the US Navy Naval Air Systems Command (F-18) • US Army Public Health Command (c...

Allen C Bowling, MD, PhD

NeuroHealth Institute

Englewood, Colorado
Neurology, Pharmacology - general neurology, back pain, neck pain, neuropathic pain, headache, traumatic brain injury (TBI), spasticity, alternative medicine, chiropractic, complementary medicine, diet, dietary supplements, herbs, integrative medicine, marijuana, multiple sclerosis, nutrition, pharmacology, vitamins
Allen C. Bowling, MD, PhD, is Director of the NeuroHealth Institute and is Clinical Professor of Neurology at the University of Colorado. Dr. Bowling’s areas of expertise include general neurology, back pain, neck pain, neuropathic pain, headache, traumatic brain injury (TBI), spasticity, multiple sclerosis (MS), and pharmacology. He also has expertise in cannabis (marijuana), dietary supplements, herbal medicine, chiropractic, and alternative medicine. He has more than 100 lay and professional publications, including five books, and has been a principal investigator in more than 20 clinical trials. Dr. Bowling is a Summa Cum Laude and Phi Beta Kappa graduate of Yale, where he also obtained his MD and a PhD in pharmacology. He completed his neurology residency training at the University of California-San Francisco and his fellowship training at Massachusetts General Hospital-Harvard Medical School. In 2016, he received the Neuroscientist of the Year Award from the Colorado Neurolo...

Michael J Kosnett, MD, MPH, FACMT

Denver, Colorado
Toxicology, Occupational Medicine - Lead poisoning, cannabis, drug testing, alcohol, marijuana, environmental toxicology, occupational toxicology, arsenic poisoning, forensic toxicology, DUI, risk assessment, aviation toxicology, medical monitoring
2016 Recipient of the American College of Medical Toxicology Matthew J. Ellenhorn Award [career achievement award in recognition of “extraordinary contributions to the field of medical toxicology”] Diplomate, American Boards of Internal Medicine, Preventive Medicine (Occupational Medicine), and Medical Toxicology Active Medical Licensure in Colorado and California Professional activities have included: • Past President, American College of Medical Toxicology • Committee on Toxicology of the National Academy of Sciences • NIOSH Board of Scientific Counselors • CDC Advisory Committee on Childhood Lead Poisoning Prevention • EPA Science Advisory Board panels (lead in air, water, dust) • ATSDR expert panels (lead biomonitoring, hair analysis) • WHO consultant and temporary advisor (arsenic in drinking water, chelation of heavy metals) • Consultant to US Air Force Science Advisory Board (F-22) • Consultant to the US Navy Naval Air Systems Command (F-18) • US Army Public Health Command (c...

Shawn F Wurtsmith, MBA, PSP

Expert-Premises Liability and Security Negligence

ICIP LLC

Elizabeth, Colorado
Security, Premises Liability - Cannabis, Marijuana, Crime Foreseeability, Risk Management, Security Breaches, Inadequate/Negligent Security, Perimeter Security, Intrusion Detection Systems, Incident Response, Premises Liability, Access Control Systems, Security Assessments, Security Management, Video Surveillance, Security Audit
Professional accreditations, licenses, and certificates granted: Physical Security Professional (PSP), #15117, ASIS International, 2011 C-TPAT Certification - Securing the Supply Chain, 2009 Chemical Facility Anti-Terrorism Standards (CFATS)/Chemical-Terrorism Vulnerability Information Certification, 2009 Affiliations or memberships in any professional and/or industry organizations: American Society for Industrial Security (ASIS) International Association of Professional Security Consultants (IAPSC) FBI InfraGard Security Industry Association (SIA) National Defense Industrial Association (NDIA) Mr. Wurtsmith is an independent security consultant specializing in a comprehensive range of services crucial for premises liability and security negligence cases. From meticulous pre-case reviews to detailed site/existing conditions analysis, he offers tailored solutions to enhance physical security measures and support legal strategies. His expertise spans research and discovery, data an...

Alexandra Funk, PharmD, DABAT

Funk Rothstein Toxicology Consulting

Tampa, Florida
Toxicology, Pharmacology- Clinical - Postmortem toxicology, overdose, poisoning, drugs of abuse, opioids, street drugs, prescription medications, over-the-counter medications, medication errors, ethanol, alcohol, DUI, marijuana, breastmilk drug transfer
Dr. Alexandra Funk is a board certified clinical toxicologist and licensed pharmacist with experience in toxicology, poison center management, pharmacology, emergency medicine, and hospital pharmacy practice. Dr. Funk regularly consults on toxicology cases in the state of Florida involving drugs of abuse, prescription medications, and over-the-counter medications in persons of all ages. Dr. Funk provides educational opportunities for both healthcare professionals and the lay public. Dr. Funk is actively involved as a member and in leadership roles within the organizations of American Academy of Clinical Toxicology, America's Poison Centers, and American Board of Applied Toxicology.

Leon M Gussow, MD

Chicago, Illinois
Toxicology, Emergency Medical Toxicology - Alcohol, Poisoning, opiates, opioids, Marijuana, Overdose, Cannabinoids, cannabis, intoxication, Drug Screening, Dram Shop, Drug Testing, Carbon Monoxide
Over 20 years experience providing consultation and expert witness testimony in cases involving topics including alcohol, marijuana, carbon monoxide, adverse drug effects, drug tests, and urine drug screens. Extensive teaching experience with the Toxikon Consortium Medical Toxicology Fellowship Program in Chicago. Fellow, American College of Medical Toxicology; Board Certified in Emergency Medicine and Internal Medicine; Medical Consultant, Illinois Poison Control Center; Peer Reviewer, Clinical Toxicology; Peer Reviewer, Journal of Medical Toxicology; Peer Review, Emergency Medicine Journal; Peer Reviewer, Cleveland Clinic Journal of Medicine.

Becky K Lynn, MD, MBA, NCMP, IF

Evora LLC

Illinois
Obstetrics & Gynecology - pelvic pain, sexual health, sexual medicine, menopause, hormone therapy, transgender, endometriosis, vaginismus, vulvodynia, orgasm, obstetrics, cannabis, marijuana, CBD
I am a board certified Adjunct Associate Professor of Obstetrics and Gynecology at Saint Louis University and the Director of the Evora Center for Menopause and Sexual Health. I who have been in practice for 16 years. I specialize in Sexual Medicine, Menopause and Transgender care. I see patients with painful sex (dyspareunia), chronic pelvic pain, orgasm dysfunction, desire disorders (low libido), vaginismus, vulvodynia and others. I am an expert in hormone therapy in menopausal women. I also manage hormone replacement in both male to female and female to male transgender patients. My published research has focused on the effects of cannabis (marijuana) on female sexual function. I practiced obstetrics for the last 16 years. I have done record review in several cases. I hold a BA in Economics with a minor in Spanish from the University of California, Berkeley. I graduated from Georgetown University School of Medicine with an MD. I completed a residency in Obstetrics and ...

Shaun R Opie, PhD

E4 Bioscience

Charlevoix, Michigan
Cannabis, Laboratories & Testing - Laboratory, Cannabis, Marijuana, Compliance, Regulatory, Cannabinoid, THC, Potency, Contaminant, Quality Management System, Audit, ISO 17025, FDA, Clinical, DNA, Molecular, Genetic, Testing
Dr. Opie is a previous founder of multiple analytical testing laboratories in both clinical diagnostics and cannabis compliance testing. He has been a plaintiff, defendant, and cannabis laboratory testing expert witness in multiple legal matters. Since 2018 he has been advising laboratory owners and investors about regulatory, quality, scientific, and business operations issues. In addition to being a regular invited speaker at national conferences, He is also the editor and contributing author to the textbook, "Cannabis Laboratory Fundamentals". Dr.Opie has written a variety of articles around laboratory operations including: Cannabis Laboratory Planning, Design, Licensing, Instrumentation, and Staffing, A Hemp Growers Guide to Compliance Testing for THC and CBD Levels, A Guide to Preparing Cannabis Laboratory Business License Applications, and How to Start a Cannabis Testing Lab: A Step-by-Step Guide. Dr. Opie is a quality management system lead assessor for laboratories ...

Becky K Lynn, MD, MBA, NCMP, IF

Evora LLC

St. Louis, Missouri
Obstetrics & Gynecology - pelvic pain, sexual health, sexual medicine, menopause, hormone therapy, transgender, endometriosis, vaginismus, vulvodynia, orgasm, obstetrics, cannabis, marijuana, CBD
I am a board certified Adjunct Associate Professor of Obstetrics and Gynecology at Saint Louis University and the Director of the Evora Center for Menopause and Sexual Health. I who have been in practice for 16 years. I specialize in Sexual Medicine, Menopause and Transgender care. I see patients with painful sex (dyspareunia), chronic pelvic pain, orgasm dysfunction, desire disorders (low libido), vaginismus, vulvodynia and others. I am an expert in hormone therapy in menopausal women. I also manage hormone replacement in both male to female and female to male transgender patients. My published research has focused on the effects of cannabis (marijuana) on female sexual function. I practiced obstetrics for the last 16 years. I have done record review in several cases. I hold a BA in Economics with a minor in Spanish from the University of California, Berkeley. I graduated from Georgetown University School of Medicine with an MD. I completed a residency in Obstetrics and ...

Richard A Stripp, Ph.D.

American Scientific Consultants Corp

Huntington, New York
Toxicology, Pharmacology - Forensic toxicology, alcohol, drugs of abuse, dui, dwi, dram shop, prescription pain drugs, cocaine, heroin, pcp, amphetamine, overdose, carbon monoxide, lead, heavy metals, opiates, marijuana, THC
Dr. Richard Stripp is a nationally recognized expert in toxicology providing services in all aspects of a clinical and forensic toxicology. He has served as an expert consultant in 100’s of cases in the field of toxicology and pharmacology for attorneys, investigators, and physicians involved in forensic and clinical toxicological evaluations associated with ethanol, drugs of abuse, prescription medications and chemical exposure. Dr. Stripp provides unbiased expert case reviews involving drug effect on human performance, toxicity of iatrogenic/ therapeutic agents, lead and other toxic metals, carbon monoxide and environmental/occupational hazards. These services include, impartial evaluations involving drug impairment, overdose, toxic chemical exposure, medical issues associated with drug therapy, poisoning, and the role of drugs, alcohol, or chemical exposure in civil and criminal litigation. This covers a full breath of forensic medical-legal cases

Bethany Pridgen, MFS

The DEVAUS Group, LLC

Wilmington, North Carolina
Forensic Science, Toxicology - Controlled substances, DWI, DUI, retrograde extrapolation, driving while impaired, alcohol, drunk driving, cannabis, THC, marijuana, CBD, hemp, quality assurance, ISO 17025, laboratory management, laboratory accreditation, dram shop, back extrapolation, SFST, DRE, forensic lab policy, drug chemistry
Bethany has worked in the forensic science industry since 2005. Early in her career, she had the opportunity to open a new regional forensic science laboratory in southeastern NC. She began an 11 year journey and gained a career’s worth of experience as a laboratory director, quality assurance manager, laboratory scientist, grant writer and manager. She is a trained lead and technical assessor for ISO 17025:2017. She is extremely passionate about truth and justice and has learned that the legal system is not always fair. She has a strong desire to see people held accountable to high standards for their work when it affects the lives and freedom of others. She maintains high integrity in her work and interactions. She became very interested in the growing cannabis industry while working in the forensics world. She believes the cannabis testing industry has a lot to learn from the forensic science industry about how to self-regulate in a world where you are not regulated. She believe...

Allison A. Muller, Pharm.D, D.ABAT, FAACT

Acri Muller Consulting, LLC

Aston, Pennsylvania
Toxicology, Pharmacology- Clinical - opioids, carbon monoxide, marijuana, cannabis, impairment, DUI, drugs, medication errors, overdose, postmortem, toxicity, medications, drug testing, adverse event, dietary supplement, kratom, fentanyl, oxycodone, lithium, mold, delta-9
Board-certified toxicologist. Fellow of the American Academy of Clinical Toxicology. Registered pharmacist. Over 20 years’ experience in the field of clinical toxicology. Two decades as a clinical toxicologist and managing director at the Poison Control Center at The Children’s Hospital of Philadelphia, consulting on toxicology cases from 21 counties in Pennsylvania and Delaware. Expert witness experience has involved cases related to alcohol, drugs of abuse (ie, opioids, marijuana, synthetic cannabinoids, cocaine), carbon monoxide, medication errors, and postmortem toxicology. Extensive teaching experience including as faculty at the University of Pennsylvania School of Veterinary Medicine.

Michael Moss, MD, FAACT

Salt Lake City, Utah
Toxicology, Addiction Medicine - Drugs of abuse,Methamphetamine,Cannabis,Marijuana,Heroin,Fentanyl,Urine drug screen,DUI,Adverse drug reaction,Overdose,Poisoning,Impairment,Intoxication,Alcohol
Dr. Moss is a physician in Utah with board certification in medical toxicology, addiction medicine, and emergency medicine. He is a fellow of the American Academy of Clinical Toxicology. He serves as medical director of the Utah Poison Control Center and has faculty appointments in Emergency Medicine, Psychiatry, and Pharmacy at the University of Utah. He provides adult and pediatric toxicology consultation at the University of Utah Hospital and Primary Children's Hospital. He also practices addiction medicine at the University of Utah treating substance use disorder including alcohol, methamphetamine, opioids, and benzodiazepines. Dr. Moss consults on both civil and criminal cases related to toxicology testing, interpretation, impairment, intoxication and the effects of drugs and medications: -Drugs of abuse (e.g. heroin, opioids, fentanyl, methamphetamine, marijuana) -Alcohol (ethanol) impairment, intoxication and BAC interpretation -DUI/DWI -Urine drug screen testing interpre...

Justin B Boge, DO, DABA, MHA, MS, BS

Chamuel, LLC

La Crosse, Wisconsin
Pain Management - Medicine, Anesthesiology - Nerve epidural joint injections, quality assurance, risk management, ketamine, cannabis, marijuana, opioids, rhizotomy, radio frequency ablation, Chronic Pain, postoperative pain, Spinal Cord stimulator, pain pump, CRPS/RSD, interventional medical management, injury, infection, paralysis, death
Award winning teacher and lecturer, double board certified in Anesthesiology and Pain Medicine by the American Board of Anesthesia (ABA). Dr. Boge received a Health Professions Scholarship Program (HPSP), medical school scholarship from the US Air Force (1996-2000). Dr. Boge has worked in Risk Management and Quality Assurance as an Active Duty Pain and Anesthesia physician with the US Air Force. Dr. Boge also served as an Assistant Professor, Uniformed Services University of the Health Sciences, Bethesda, Maryland, Anesthesia and Pain Medicine (2006 to 2016). Dr. Boge has over 23 years of experience reviewing medical records and practicing pain and anesthesia medicine. Dr. Boge has experience in report writing, deposition and courtroom testimony. Dr. Boge recently completed a master’s in health care administration (MHA) from Cornell University, Ithaca, NY (December 2021), utilizing his veteran Post 9-11 scholarship. He answers phone calls/emails promptly and is respectful of deadli...