Forensic Science Expert Witnesses

Forensic science 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 forensic science. The forensic science expert witness listings on this page are typically from fields/areas of expertise such as: Accident Reconstruction, Biomedical Engineering, Chemical Engineering, Chemistry & Chemicals, DNA, Engineering, Failure Analysis, Industrial Hygiene, Laboratories & Testing, Metallurgy, Pharmacology- Clinical, Products Liability, Safety, and Toxicology.

Okorie Okorocha, M.S., M.S., ESQ.

Forensic Toxicologist & Pharmacologist.

TOXICOLAWGY.COM

Arizona
Toxicology, Pharmacology- Clinical - Lab, Laboratory, Blood testing, Breath Testing, Hospital Testing, Alcohol Impairment, drug impairment, alcohol testing, drug testing, drug effects, drug levels, postmortem drugs, postmortem alcohol, forensic science, blood alcohol, blood drugs, urine testing, urine drug tests, urine alcohol tests
Forensic Toxicologist Okorie Okorocha is a Forensic Toxicologist and expert witness that is widely recognized in his field of work. He has obtained two Master’s Degrees in toxicology and pharmacology. Okorie has served as a forensic toxicology expert witness in more than 700 jury trials and has relevant experience in court as a laboratory testing, drug and alcohol expert witness, as well as in other areas of forensic toxicology. These trials include civil and criminal trials in military, state and federal courts. By ensuring that the jury understands the multifaceted nature of scientific concepts, Okorie has been able to successfully serve as an expert witness in 54 California counties, 23 U.S. states, and internationally in Germany and Japan. Toxicology Co-Counsel for Depositions and Cross Examination at trial Okorie Okorocha is a sought after by top law firms as a cross-examiner of scientific experts in depositions and at trial. As an attorney, he has been the first cha...

Okorie Okorocha, M.S., M.S., ESQ.

Forensic Toxicologist & Pharmacologist.

TOXICOLAWGY.COM

Pasadena, California
Toxicology, Pharmacology- Clinical - Lab, Laboratory, Blood testing, Breath Testing, Hospital Testing, Alcohol Impairment, drug impairment, alcohol testing, drug testing, drug effects, drug levels, postmortem drugs, postmortem alcohol, forensic science, blood alcohol, blood drugs, urine testing, urine drug tests, urine alcohol tests
Forensic Toxicologist Okorie Okorocha is a Forensic Toxicologist and expert witness that is widely recognized in his field of work. He has obtained two Master’s Degrees in toxicology and pharmacology. Okorie has served as a forensic toxicology expert witness in more than 700 jury trials and has relevant experience in court as a laboratory testing, drug and alcohol expert witness, as well as in other areas of forensic toxicology. These trials include civil and criminal trials in military, state and federal courts. By ensuring that the jury understands the multifaceted nature of scientific concepts, Okorie has been able to successfully serve as an expert witness in 54 California counties, 23 U.S. states, and internationally in Germany and Japan. Toxicology Co-Counsel for Depositions and Cross Examination at trial Okorie Okorocha is a sought after by top law firms as a cross-examiner of scientific experts in depositions and at trial. As an attorney, he has been the first cha...

Jeffrey Brown, PhD

Compass Consulting Engineers

Westminster, Colorado
Products Liability, Biomedical Engineering - Medical device, Biologics, Manufacturing, Risk Management, Design History File, FMEA, Stem Cells, Biomaterials, Product Liability, Intellectual Property, Implant, Collagen, Device testing, Design Controls, Product labeling, CDMO, Quality/Regulatory, Allograft, Forensic Science, Accident Recon
Qualified Nuclear Engineering Officer in the US Navy First author for 3 peer-reviewed original scientific research articles 10+ years in medical device/biologics design, development, and manufacture 15 years in design and operational engineering Inventor on two biomedical patents

Kristopher J. Seluga, M.S., PE

Technology Associates, LLC

Stratford, Connecticut
Accident Reconstruction, Products Liability - Mechanical Engineering, Biomechanics, Automotive, Construction, Engineering, Failure Analysis, Forensic Science, Golf Carts, Human Factors, Motorcycle, Premises Liability, Safety, Slip Trip & Fall
Our staff of experienced engineers are ready to apply established scientific and engineering knowledge and techniques to your case. Our staff has published hundreds of papers, served on national ANSI standards committees and assisted over 2,600 attorneys and insurance agents settle or try their cases. Because the laws of physics and principles of engineering are universal, we are able to investigate and opine on a wide range of topics including motor vehicle crashes, heavy machinery, consumer products, construction sites, falls and biomechanical analyses. In each case, we assist our clients by determining, in as much detail as possible, how and why an accident occurred and communicating those finding in a clear and concise manner.

Okorie Okorocha, M.S., M.S., ESQ.

Forensic Toxicologist & Pharmacologist.

TOXICOLAWGY.COM

Hawaii
Toxicology, Pharmacology- Clinical - Lab, Laboratory, Blood testing, Breath Testing, Hospital Testing, Alcohol Impairment, drug impairment, alcohol testing, drug testing, drug effects, drug levels, postmortem drugs, postmortem alcohol, forensic science, blood alcohol, blood drugs, urine testing, urine drug tests, urine alcohol tests
Forensic Toxicologist Okorie Okorocha is a Forensic Toxicologist and expert witness that is widely recognized in his field of work. He has obtained two Master’s Degrees in toxicology and pharmacology. Okorie has served as a forensic toxicology expert witness in more than 700 jury trials and has relevant experience in court as a laboratory testing, drug and alcohol expert witness, as well as in other areas of forensic toxicology. These trials include civil and criminal trials in military, state and federal courts. By ensuring that the jury understands the multifaceted nature of scientific concepts, Okorie has been able to successfully serve as an expert witness in 54 California counties, 23 U.S. states, and internationally in Germany and Japan. Toxicology Co-Counsel for Depositions and Cross Examination at trial Okorie Okorocha is a sought after by top law firms as a cross-examiner of scientific experts in depositions and at trial. As an attorney, he has been the first cha...

Doug Rush, CIH, CSP, CHMM, SMS, OHST, REPA,MSc,

Certified Industrial Hygiene or Hygienist (CIH)

Scopus Consultants, Inc.

Louisiana
Industrial Hygiene, Safety - Warnings & Labels, IAQ, Products Liability, Covid, Indoor Air Quality, Toxicology, Asbestos, Environmental, Mold, Legionella, Pesticides, Dermal Assessment, Exposure, Occupational Hygiene, COPD, Forensic Science, Environmental Engineering, Job Hazard Assessment, OSHA, Safety
Summary of Experience I am a Certified Industrial Hygienist (CIH), Certified Safety Professional (CSP), Certified Hazardous Materials Manager (CHMM), Safety Management Specialist (SMS), EPA Nationally Qualified Asbestos Consultant, Licensed Asbestos Consultant, and Hazmat Expert. I help clients with a whole range of health, safety, and environmental challenges, and I have a specialty in industrial hygiene including forensic analysis and testimony associated with current and past exposures to chemical, biological, and safety related injuries and illnesses. My experience encompasses the leadership and management of teams of Health, Safety and Environmental (HSE) experts including industrial hygienists, safety professionals, environmental engineers, medical doctors, nurses, and technicians in workplace incidents and exposures to industrial chemicals and substances such as asbestos, benzene, welding fumes, lead, mold, pesticides, among others. My accomplishments include participation ...

Christopher M Byrd, PhD

BSquared Consulting, LLC

Bethesda, Maryland
DNA, Laboratories & Testing - Forensic Science, Pharmaceutical Research, Bioengineering, Biomedical Engineering, Biochemistry, Chemistry, Bacteria, Infection, DNA, Biological Engineering, Testing and Laboratories, Infectious Disease research, Laboratory, Vaccine, Vaccine development
Dr. Byrd is an scientific executive and former senior military officer with significant civil and criminal legal consulting experience including deposition and trial testimony. He has held multiple scientific lead positions including Director of Biosciences at the Army Research Laboratory and Lead Scientific Advisor to the Chief of Staff of the Army and has extensive expertise in biotechnology, chemistry, and life science research processes. . He has also worked as a professor of chemistry, biochemistry, and biology and has collaborated in research efforts with federal, academic, and industry partners such as DARPA, DHS, FBI, MIT, UCSB, and MedImmune, among others. His areas of expertise include: ➢ Bioengineering ➢ Biochemistry ➢ Forensic Science ➢ Microbiology ➢ DNA and Nucleic Acids ➢ Vaccine Development ➢ Research and Development ➢ Biotechnology ➢ Pharmaceutical Development ➢ Bacteria and infection ➢ Laboratory documentation and research review

Kristopher J. Seluga, M.S., PE

Technology Associates, LLC

New York
Accident Reconstruction, Products Liability - Mechanical Engineering, Biomechanics, Automotive, Construction, Engineering, Failure Analysis, Forensic Science, Golf Carts, Human Factors, Motorcycle, Premises Liability, Safety, Slip Trip & Fall
Our staff of experienced engineers are ready to apply established scientific and engineering knowledge and techniques to your case. Our staff has published hundreds of papers, served on national ANSI standards committees and assisted over 2,600 attorneys and insurance agents settle or try their cases. Because the laws of physics and principles of engineering are universal, we are able to investigate and opine on a wide range of topics including motor vehicle crashes, heavy machinery, consumer products, construction sites, falls and biomechanical analyses. In each case, we assist our clients by determining, in as much detail as possible, how and why an accident occurred and communicating those finding in a clear and concise manner.

Robert A Durham, PhD, PE

THEWAY Labs

Tulsa, Oklahoma
Failure Analysis, Engineering - Fire, Engineering Mechanical, Engineering Electrical, Building Inspection, Construction, Electricity, Electronics, Laboratories & Testing, Investigation, Products Liability, Plumbing, Forensic Science
Dr. Durham has been providing forensic and failure analysis services to clients for over 20 years. He has testified as an expert witness in multiple states, in federal jurisdictions, before FERC and state utility commissions. He is a certified fire and explosion investigator. He has been involved in over 2,500 failure analysis projects including: power systems, lightning, electrocutions, oil & gas, tank batteries, industrial, commercial, residential, lighting appliances, utility systems, utility regulation, fire, equipment damage, switchgear, construction equipment, electronics, overhead lines, underground lines and fire protection equipment. Licensed PE in 11 States; BS EE, ME, PhD

Christian W. Knudsen, PhD MIT, PE

Patent Case Proficiency - Office/Courts Nearby

Knudsen Associates

Texas
Chemical Engineering, Chemistry & Chemicals - Intellectual Property, Patent Analysis, Patent Infringement, Patent-Litigation Support, Patents, Petrochemicals, Specialty & Fine Chemicals, Plastics, Oil & Gas, Coal/Synfuels, Rubber, R&D, Laboratories & Testing, Environmental, Toxic Chemicals, Failure Analysis, Forensic Science
Fellow AIChE ● ACS ● ASME 45+ Years Experience ● MIT Trained ● 8 Patents Broad R&D and corporate experience at Exxon, GE, Halcon SD. Ll Executive service in synfuels development at the U.S. Dept. of Energy. 18 years owning and managing a private R&D chemical process development laboratory.

Jahan Rasty, PhD, PE, MBA

Real-World Forensic Engineering, LLC

Lubbock, Texas
Engineering, Metallurgy - Failure Analysis, Accident Reconstruction, Slip trip & fall, Trip & Fall, Products Liability, Human Factors, Intellectual Property, Forensic Science, Fire, Equipment & Machinery, Electricity, Biomechanics, Premises Liability
Jahan Rasty, PhD, PE, MBA is a tenured full professor of Mechanical Engineering at Texas Tech University (since 1988) where he also serves as the Director of newly established post-graduate Forensic Engineering Certificate Program, as well as the director of Materials Performance Characterization and Failure Analysis Laboratory. Dr. Rasty is also the founding president of Real-World Forensic Engineering, LLC, which is a boutique-style engineering consulting firm. He is an experienced engineering expert and has successfully testified in more than 250 cases and has conducted over 1,000 engineering investigations in the areas of consumer products and industrial machinery failures involving design, manufacturing and marketing defect issues. Professor Rasty is a licensed professional engineer in the state of Texas, and holds various forensic certifications in the fields of fire and explosion investigation (CFEI, CFII), as well as vehicle Crash Data Retrieval (CDR). He received his BS,...

Doug Rush, CIH, CSP, CHMM, SMS, OHST, REPA,MSc,

Certified Industrial Hygiene or Hygienist (CIH)

Scopus Consultants, Inc.

Cypress, Texas
Industrial Hygiene, Safety - Warnings & Labels, IAQ, Products Liability, Covid, Indoor Air Quality, Toxicology, Asbestos, Environmental, Mold, Legionella, Pesticides, Dermal Assessment, Exposure, Occupational Hygiene, COPD, Forensic Science, Environmental Engineering, Job Hazard Assessment, OSHA, Safety
Summary of Experience I am a Certified Industrial Hygienist (CIH), Certified Safety Professional (CSP), Certified Hazardous Materials Manager (CHMM), Safety Management Specialist (SMS), EPA Nationally Qualified Asbestos Consultant, Licensed Asbestos Consultant, and Hazmat Expert. I help clients with a whole range of health, safety, and environmental challenges, and I have a specialty in industrial hygiene including forensic analysis and testimony associated with current and past exposures to chemical, biological, and safety related injuries and illnesses. My experience encompasses the leadership and management of teams of Health, Safety and Environmental (HSE) experts including industrial hygienists, safety professionals, environmental engineers, medical doctors, nurses, and technicians in workplace incidents and exposures to industrial chemicals and substances such as asbestos, benzene, welding fumes, lead, mold, pesticides, among others. My accomplishments include participation ...

Christian W. Knudsen, PhD MIT, PE

Patent Case Proficiency - Office/Courts Nearby

Knudsen Associates

Alexandria, Virginia
Chemical Engineering, Chemistry & Chemicals - Intellectual Property, Patent Analysis, Patent Infringement, Patent-Litigation Support, Patents, Petrochemicals, Specialty & Fine Chemicals, Plastics, Oil & Gas, Coal/Synfuels, Rubber, R&D, Laboratories & Testing, Environmental, Toxic Chemicals, Failure Analysis, Forensic Science
Fellow AIChE ● ACS ● ASME 45+ Years Experience ● MIT Trained ● 8 Patents Broad R&D and corporate experience at Exxon, GE, Halcon SD. Ll Executive service in synfuels development at the U.S. Dept. of Energy. 18 years owning and managing a private R&D chemical process development laboratory.

Okorie Okorocha, M.S., M.S., ESQ.

Forensic Toxicologist & Pharmacologist.

TOXICOLAWGY.COM

Washington
Toxicology, Pharmacology- Clinical - Lab, Laboratory, Blood testing, Breath Testing, Hospital Testing, Alcohol Impairment, drug impairment, alcohol testing, drug testing, drug effects, drug levels, postmortem drugs, postmortem alcohol, forensic science, blood alcohol, blood drugs, urine testing, urine drug tests, urine alcohol tests
Forensic Toxicologist Okorie Okorocha is a Forensic Toxicologist and expert witness that is widely recognized in his field of work. He has obtained two Master’s Degrees in toxicology and pharmacology. Okorie has served as a forensic toxicology expert witness in more than 700 jury trials and has relevant experience in court as a laboratory testing, drug and alcohol expert witness, as well as in other areas of forensic toxicology. These trials include civil and criminal trials in military, state and federal courts. By ensuring that the jury understands the multifaceted nature of scientific concepts, Okorie has been able to successfully serve as an expert witness in 54 California counties, 23 U.S. states, and internationally in Germany and Japan. Toxicology Co-Counsel for Depositions and Cross Examination at trial Okorie Okorocha is a sought after by top law firms as a cross-examiner of scientific experts in depositions and at trial. As an attorney, he has been the first cha...