Postmortem Toxicology Expert Witnesses

Pelham, Alabama

Toxicology, Forensic Science - Dram shop, retrograde extrapolation, workplace drug testing, wrongful death, insurance, child custody, DUI and DUID, Postmortem toxicology, forensic toxicology, toxic tort and exposures, medical malpractice, hair testing, drug facilitated sexual assault, alcohol, drugs, oral fluid

Dr. Curt E. Harper is a nationally recognized Forensic Toxicologist with over 17 years of experience specializing in forensic toxicology, drug and alcohol impairment, DUI/D cases, and toxicological interpretation. Since 2012, he has served as the Chief Toxicologist for the Alabama Department of Forensic Sciences (ADFS), overseeing laboratory operations, forensic method development, quality assurance programs, and expert case reviews. Dr. Harper has testified in over 300 criminal and civil cases in Alabama and surrounding states, providing expert opinions on alcohol and drug impairment, retrograde extrapolation, forensic toxicology in postmortem cases, and other specialized areas. Dr. Harper’s scientific expertise, extensive courtroom experience, and ability to explain complex toxicology concepts make him an asset in both criminal and civil litigation. He holds a Ph.D. in Pharmacology and Toxicology and a Master of Science in Forensic Science (MSFS) from the University of Alabama at...

San Diego, California

Toxicology, Forensic Science - Postmortem Toxicology, Traffic Safety Investigations, Quality Assurance, Antemortem Toxicology, Crime Laboratory Operations, Alcohol Analysis - Blood & Breath, Alcohol/Drug Impairment, Crime/Forensic Laboratory Best Practice, Forensic Drug Analysis, SFST/ARIDE/DRE, Accreditation, Forensic Drug Toxicology Analysis

Jennifer: A Leader in Forensic Science and Toxicology Jennifer is a highly accomplished leader in forensic science, with over 17 years of crime lab management and leadership experience. She has served as both Crime Laboratory Director and Assistant Director in two of California's three most populous counties, each with populations exceeding 3.3 million. Key Leadership Accomplishments: Oversaw large-scale operations: As Director, Jennifer managed a staff of nearly 90 across nine forensic disciplines and multiple budgets totaling over $24 million. Drove significant improvements: She successfully implemented a team quality assurance strategy, brought new automated DNA processes online, and established a full-service drug toxicology program where none existed. Enhanced financial performance: Jennifer leveraged legislated fees to increase budget revenues and secured over $12 million in grant funding from proposed $16 million in San Diego and Orange Counties. Streamlined operations: ...

Jacksonville, Florida

Pharmacology- Clinical, Toxicology - DUI, Medication Adverse Effects, Overdose, Personal Injury, Medical Malpractice, Toxic Exposure, Medication Errors, Adverse Drug Reactions, Lead, Mold, Pesticides, Wrongful Death, Retrograde Extrapolation, Alcohol, Drugs of Abuse, Environmental Exposure, Postmortem Toxicology, Forensic Toxicology, Litigation Support, Public Health

Dr. Aaron Hilliard obtained his Doctor of Philosophy degree in Pharmacology/Toxicology from Meharry Medical College. After completing his Ph.D., he continued his research in Pharmacology and Forensic Toxicology at the Johns Hopkins School of Public Health, Division of Toxicological Sciences. Dr. Hilliard has served at the Florida Department of Health and held faculty appointments at the University of Florida. He is currently a tenured Associate Professor at Florida A&M University in the College of Pharmacy. He has authored several peer-reviewed publications related to pharmacology, toxicology, and the environmental impact of chemicals. Dr. Hilliard also brings 25 years of experience providing deposition and trial testimony in Pharmacology and Forensic Toxicology for both Plaintiff and Defense in Federal, State, Criminal, and Civil cases. Dr. Hilliard is a highly qualified expert in toxicology and pharmacology, offering a deep scientific foundation and over 25 years of applied exper...

Georgia

Pharmacology- Clinical, Toxicology - DUI, Medication Adverse Effects, Overdose, Personal Injury, Medical Malpractice, Toxic Exposure, Medication Errors, Adverse Drug Reactions, Lead, Mold, Pesticides, Wrongful Death, Retrograde Extrapolation, Alcohol, Drugs of Abuse, Environmental Exposure, Postmortem Toxicology, Forensic Toxicology, Litigation Support, Public Health

Dr. Aaron Hilliard obtained his Doctor of Philosophy degree in Pharmacology/Toxicology from Meharry Medical College. After completing his Ph.D., he continued his research in Pharmacology and Forensic Toxicology at the Johns Hopkins School of Public Health, Division of Toxicological Sciences. Dr. Hilliard has served at the Florida Department of Health and held faculty appointments at the University of Florida. He is currently a tenured Associate Professor at Florida A&M University in the College of Pharmacy. He has authored several peer-reviewed publications related to pharmacology, toxicology, and the environmental impact of chemicals. Dr. Hilliard also brings 25 years of experience providing deposition and trial testimony in Pharmacology and Forensic Toxicology for both Plaintiff and Defense in Federal, State, Criminal, and Civil cases. Dr. Hilliard is a highly qualified expert in toxicology and pharmacology, offering a deep scientific foundation and over 25 years of applied exper...

Louisville, Kentucky

Toxicology, Pharmacology - Drugs of abuse, Alcohol intoxication, Pharmacokinetics, DUI, Kratom, Pharmacokinetics, Impaired driving, Blood alcohol interpretation, Drug impairment, Postmortem toxicology, Adverse drug event, Opioids, Fentanyl, Polypharmacy, Pharmcodynamics, Toxicology causation, Heavy metals, Urine drug screen, Blood testing, Withdrawal

James P. Adams, PharmD, DABAT is a board-certified clinical toxicologist and licensed pharmacist providing independent toxicology consulting and expert witness services for legal matters nationwide. His practice focuses on the interpretation of toxicology data, impairment analysis, and causation assessment in cases involving drugs, alcohol, and toxic exposures. Dr. Adams holds a Doctor of Pharmacy degree and is a Diplomate of the American Board of Applied Toxicology (DABAT). He has extensive experience reviewing medical records, laboratory results, timelines, and investigative materials in both criminal and civil litigation. His work includes evaluation of postmortem and antemortem toxicology findings, pharmacokinetic and pharmacodynamic principles, and the clinical significance of drug concentrations and interactions. In addition to consulting, Dr. Adams practices as a clinical toxicologist and serves as adjunct faculty, contributing to the education and training of healthcare pr...

Raleigh, North Carolina

Toxicology, Infectious Diseases - Alcohol & drug impairment, Liquor liability & dram shop, Immunology, Allergic reactions, Skin & eye irritation, Inhalation toxicology, Medical devices, Postmortem toxicology, Metals, Air pollutants, Pesticides, Lead poisoning, Carbon monoxide poisoning, Solvents, Volatile organic compounds (VOCs), Toxic torts, Infectious diseases

Dr. Lehmann is an accomplished toxicologist with nearly 20 years of cross-sector experience spanning academia, industry, and government. He brings deep expertise in human and ecological risk assessment, toxicological mechanisms, pharmacology, and drug-related signal transduction pathways. Dr. Lehmann applies his scientific expertise to complex questions involving alcohol, drugs, environmental exposures, consumer products, and medical devices. His work integrates experimental toxicology, exposure assessment, and weight-of-evidence evaluation to assess potential health effects and causation. Drawing on his extensive research background and teaching experience, he is skilled at translating complex toxicological concepts into clear, accessible explanations for attorneys, courts, and other non-scientific audiences. Experience & Expertise: -Alcohol and Drug Toxicology: Expertise in the toxicology and pharmacology of alcohol, opioids, stimulants, cannabinoids, benzodiazepines, and other...