Samuel Louis Kleinman, Ph.D.
Fellow – American Board of Forensic Toxicology
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Professional Summary
Samuel Louis Kleinman, Ph.D., F-ABFT, TC-NRCC is a forensic toxicology expert specializing in DUI, drug-related death, and impaired driving litigation. With a career spanning forensic science, instrumental analysis, and toxicological chemistry, he brings a multidisciplinary approach to his litigation work. His work centers on investigating toxicological evidence, assessing the validity of laboratory results, and evaluating whether standard procedures were followed in forensic analyses.
Mr. Kleinman has been retained in numerous expert witness and consulting engagements across New Mexico, involving DUI cases, workplace drug testing, and forensic toxicology disputes. His Ph.D. in Physical/Analytical Chemistry, along with certifications as a Fellow of the American Board of Forensic Toxicology and a Toxicological Chemist, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving blood alcohol interpretation and drug-related incidents.
Work Experience
Samuel Louis Kleinman, Ph.D., has over 16 years of experience in the field of forensic toxicology and scientific research. He is currently the Principal Consultant at SamHil Consulting and served as the Forensic Toxicology Bureau Chief at the New Mexico Department of Health, Scientific Laboratory Division, Toxicology Bureau from 2019 to 2024. His previous roles include Deputy Forensic Toxicology Bureau Chief at the same department, Senior Scientist / Operations Director at OndaVia, and Research Associate/Postdoctoral Fellow at Northwestern University.
Expert Intelligence
Best Descriptor
Samuel Kleinman is a forensic toxicologist specializing in breath alcohol and drug screening analysis.
Best Use Cases
- 1testifying in DUI cases
- 2consulting on forensic toxicology matters
- 3conducting forensic toxicology training
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View full reportEducation
Ph.D. in Physical/Analytical Chemistry
Northwestern University · 2012
Certificate in Management for Scientists and Engineers
Kellogg School of Management, Northwestern University · 2010
B.S. in Chemistry
University of California at Berkeley · 2007
Licenses
- Fellow of the American Board of Forensic Toxicology
- Toxicological Chemist certified by the National Registry of Certified Chemists