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Expert Witness Directory

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Browse our verified directory of expert witnesses spanning medicine, engineering, finance, and dozens of specialized fields.

Showing 379–396 of 3,373 experts

Accident Reconstruction

Christopher J. Kennedy, ACTAR, EIT

ACTAR, EIT

Hampden, MA8 years+ yrs★ 8.8

Christopher J. Kennedy, ACTAR, EIT is an accident reconstruction expert specializing in forensic engineering and human factors analysis. With a career encompassing roles in law enforcement and consulting, he brings a multidisciplinary perspective to litigation work. His work centers on investigating accident causation, assessing human factors in crash scenarios, and evaluating whether engineering standards were met. Mr. Kennedy has been retained in numerous expert witness and consulting engagements across the Northeastern United States, involving cases such as traffic accident reconstruction, EDR data interpretation, and visibility assessments. His B.S. in Industrial Engineering, along with certifications such as ACTAR Accreditation and Engineer in Training (EIT), 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 accident dynamics and human factors.

Human FactorsEDR Data InterpretationUAV-Based Mapping+5
Landscape Design

Stephen George

San Diego, California★ 8.8

Stephen George is a landscape design and construction expert specializing in construction defect analysis and personal injury evaluation. With a career spanning landscape design, irrigation system design, and hardscape construction, he brings a comprehensive understanding of industry standards and practices to his litigation work. His work centers on investigating construction defects, assessing personal injury claims related to landscape installations, and evaluating compliance with industry standards. Mr. George has been retained in numerous expert witness and consulting engagements across the United States, involving residential and commercial landscape construction, irrigation systems, and fire loss evaluations. His Associate Degree in Nursery & Landscape Technology, along with certifications such as Certified Segmented Retaining Wall Installer and MWEL Mastering Water Efficient Landscapes, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care in disputes involving landscape and hardscape installations.

Construction Defect AnalysisPersonal Injury EvaluationIrrigation System Design+4
Dental Malpractice

Dr. Jay S. Grossman, D.D.S.

Professor of Dental Medicine

Brentwood, CA★ 8.8

Dr. Jay S. Grossman, D.D.S. is a dental malpractice expert specializing in malpractice, injury, and peer review cases. With a career encompassing private practice, academic roles, and military service, he brings a multifaceted perspective to his litigation work. His work centers on investigating malpractice claims, assessing injury causation, and evaluating whether standard of care deviations occurred. Dr. Grossman has been retained in numerous expert witness and consulting engagements across the United States, involving dental malpractice and injury cases. His DDS in Dentistry from New York University College of Dentistry, along with his residency in Advanced Education in General Dentistry, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care in disputes involving dental malpractice and injury.

Dental InjuryCosmetic DentistryImplant Dentistry+3
Municipal Traffic Engineering

Richard F. Beaubien, PE, PTOE

Troy, Michigan★ 8.8

Richard F. Beaubien, PE, PTOE is a Traffic Engineering and Road Safety expert specializing in litigation involving traffic crashes and road safety audits. With a career spanning municipal traffic engineering, transportation planning, highway design, and intelligent transportation systems, he brings a comprehensive framework for evaluating compliance with traffic control standards and assessing safety measures. His work centers on investigating traffic incident causation, assessing compliance with traffic control device guidelines, and evaluating whether road safety measures meet industry standards. Mr. Beaubien has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to traffic crashes, municipal traffic systems, and intelligent transportation projects. His M.S. in Transportation and Traffic Engineering, along with certifications as a Professional Traffic Operations Engineer and Road Safety Professional, 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 traffic engineering and road safety compliance.

Transportation PlanningTraffic EngineeringHighway Design+4
Construction

Colby J. Walter

CAPS, GMB, CGP

Farmington, UT25+ years+ yrs★ 8.8

Colby J. Walter, CAPS, GMB, CGP is a construction expert specializing in construction defects and management litigation. With a career spanning residential development, commercial construction, and expert witness consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing project management practices, and evaluating whether industry standards were met. Mr. Walter has been retained in numerous expert witness and consulting engagements across Utah and Idaho, involving residential and commercial construction cases. His Bachelor of Science in Construction Management, along with certifications such as Certified Green Professional (CGP), Graduate Master Builder (GMB), and Certified Aging-In-Place Specialist (CAPS), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving construction management and defects.

Construction DefectsConstruction ManagementResidential Development+2
Construction

Homer R. Peterson II, P.E., CSP

President

Houston, TX40 years+ yrs★ 8.8

Homer R. Peterson II, P.E., CSP is a construction and safety consulting expert specializing in occupational health & safety management systems, standards of care, and OSHA matters. With a career encompassing diverse roles in construction management, he brings a multifaceted perspective to litigation work involving safety and risk management. His work centers on investigating safety compliance, assessing construction practices, and evaluating whether industry standards have been met. Mr. Peterson has been retained in numerous expert witness and consulting engagements across the United States, involving construction disputes, wrongful death, and personal injury cases. His Bachelor of Science in Civil Engineering with Honors from Southern Methodist University, along with certifications such as Certified Safety Professional and Certified Forensic Litigation Consultant, 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 and responsibility in disputes involving construction safety and OSHA compliance.

SafetyOccupational health & safety management systemsStandards of care+8
Adult Psychiatry

Barry H. Roth, MD

Forensic Psychiatrist

Brookline, MA50 years+ yrs★ 8.8

Barry H. Roth, MD is a forensic psychiatry expert specializing in civil and criminal litigation involving psychiatric evaluations. With a career spanning adult psychiatry, addiction medicine, and geriatric psychiatry, he brings a multidisciplinary perspective to his forensic work. His work centers on investigating psychiatric conditions, assessing testamentary capacity, and evaluating fitness for duty. Dr. Roth has been retained in numerous expert witness and consulting engagements across the United States, involving cases of medical liability defense, product liability, and fitness for duty evaluations. His M.D. from the University of Rochester School of Medicine and Dentistry, along with certifications in Addiction Psychiatry, Geriatric Psychiatry, and Forensic Psychiatry, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of mental state and competency in disputes involving psychiatric conditions.

Addiction PsychiatryAddiction MedicineGeriatric Psychiatry+17
Correctional Healthcare

Edith C. Wright

Correctional Nurse Expert Witness

Margate, FL39 years+ yrs★ 8.8

Edith C. Wright, MBA, BSN, BHSA, LHRM, ASN, LPN is a correctional healthcare expert specializing in correctional nursing and standards of care litigation. With a career spanning correctional health systems, nursing leadership, and compliance oversight, she brings a comprehensive framework to her litigation work. Her work centers on investigating correctional healthcare delivery, assessing adherence to professional standards, and evaluating whether negligence or deliberate indifference occurred. Ms. Wright has been retained in numerous expert witness and consulting engagements across the United States, involving correctional facilities, healthcare compliance, and civil rights cases. Her Master of Business Administration in Healthcare Management, along with certifications such as Certified Correctional Health Professional and American Correctional Association Auditor, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care and responsibility in disputes involving correctional healthcare and inmate treatment.

Jails & Prisons
General Surgery

JEFFREY DURHAM DURGIN, MD, FACS

Board Certified in General Surgery, Board Certified in Emergency Medicine

Midland, TX22 years+ yrs★ 8.8

JEFFREY DURHAM DURGIN, MD, FACS is a General Surgery and Emergency Medicine expert specializing in trauma surgery and emergency medical care. With a diverse career encompassing military service, academic roles, and clinical leadership, he brings a multifaceted perspective to litigation work. His work centers on investigating surgical outcomes, assessing emergency medical interventions, and evaluating whether standard of care deviations occurred. Dr. Durgin has been retained in numerous expert witness and consulting engagements across Texas and New Mexico, involving cases in trauma surgery, emergency medicine, and bariatric procedures. His MD in Doctor of Medicine from the University of Texas Medical School, along with certifications such as Board Certified in General Surgery and Emergency Medicine, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care in disputes involving surgical and emergency medical practices.

Emergency MedicineTrauma SurgeryVascular Surgery+3
Radiology

Caroline A. Strazis

MSN, RN, CNL, CPPS

Durham, NC12 years+ yrs★ 8.8

Caroline A. Strazis, MSN, RN, CNL, CPPS is a Legal Nurse Consulting expert specializing in healthcare systems and operations litigation. With a career spanning patient safety, clinical operations, and regulatory readiness, she brings a comprehensive framework for evaluating healthcare-related legal matters. Her work centers on investigating root cause analyses, assessing clinical decisions, and evaluating procedural errors and complications. Ms. Strazis has been retained in numerous expert witness and consulting engagements across the United States, involving cases of diagnostic error, unexpected death, and procedural complications. Her Masters of Science in Nursing in Health Care Systems-Clinical Nurse Leader specialty, along with certifications such as Clinical Nurse Leader (CNL) and Certified Professional in Patient Safety (CPPS), reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care in disputes involving radiology and healthcare operations.

Legal Nurse Consulting
Transportation

Richard W. Carr

Principal

Jacksonville, FL12 years+ yrs★ 8.8

Richard W. Carr, PhD is a transportation and safety consulting expert specializing in risk management and motor carrier safety management. With a career encompassing diverse roles in safety engineering, corporate safety culture, and compliance management, he brings a comprehensive framework to litigation work involving transportation safety and risk assessment. His work centers on investigating accident preventability, assessing compliance with safety standards, and evaluating whether corporate safety protocols have been effectively implemented. Mr. Carr has been retained in numerous expert witness and consulting engagements across the United States, involving motor carrier claims administration, litigation case management, and corporate safety audits. His PhD from Penn State University, along with certifications in Accident Reconstruction and as a CDL Driver with 8 endorsements, 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 transportation safety and risk management.

TruckingRisk ManagementSafety Consulting
Engineering

JOHN A. WILLIAMS, PHD, PE, ASA, MBA, CFEI

PhD, PE, ASA, MBA, CFEI

South Bend, IN40+ years+ yrs★ 8.8

JOHN A. WILLIAMS, PHD, PE, ASA, MBA, CFEI is an international engineering and energy technology expert specializing in engineering analysis and financial appraisals of renewable and conventional energy systems. With a career spanning intellectual property, economic damages, and regulatory analysis, he brings a multidisciplinary perspective to litigation work. His work centers on investigating product contaminations, assessing economic damages, and evaluating whether regulatory compliance was met. Mr. Williams has been retained in numerous expert witness and consulting engagements across the United States, involving renewable energy projects, conventional energy systems, and manufacturing technologies. His Ph.D. in Chemical and Fuels Engineering, along with certifications such as Accredited Senior Appraiser (ASA) and Certified Fire and Explosion Investigator (CFEI), 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 energy markets and technology assessments.

Forensic & IP ValuationEngineering AnalysisFinancial Appraisals+12
LSRP

Rodger A. Ferguson Jr.

Licensed Site Remediation Professional

Newark, NJ20 years+ yrs★ 8.8

Rodger A. Ferguson Jr., Licensed Site Remediation Professional is a site remediation expert specializing in environmental compliance and hazardous substances management. With a career encompassing environmental assessments, regulatory compliance, and remediation strategy development, he brings a comprehensive framework to litigation work involving complex environmental issues. His work centers on investigating contamination sources, assessing remediation strategies, and evaluating whether regulatory compliance standards have been met. Mr. Ferguson has been retained in numerous expert witness and consulting engagements across New Jersey, involving cases related to site remediation, hazardous waste management, and environmental compliance. His Master of Science in Environmental Science from Rutgers University, along with his Licensed Site Remediation Professional certification from the New Jersey Department of Environmental Protection, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving site contamination and remediation efforts.

AssessmentRemediationCERCLA+18
Intellectual Property

Donald M. Boles

Patent Licensing - Strategic Patent Portfolio Management

Kintnersville, PA43 years+ yrs★ 8.8

Donald M. Boles, JD, BSEE, CLP is an Intellectual Property expert specializing in patent licensing and strategic patent portfolio management. With a career encompassing roles in patent strategy, licensing negotiations, and international intellectual property law, he brings a comprehensive legal and technical framework to his litigation work. His work centers on investigating licensing agreements, assessing patent portfolio strategies, and evaluating whether licensing terms meet Fair, Reasonable, and Non-Discriminatory (FRAND) obligations. Mr. Boles has been retained in numerous expert witness and consulting engagements across the United States, involving complex patent licensing and strategic portfolio management cases in industries such as telecommunications and consumer electronics. His Juris Doctor in Law, along with his certification as a Certified Licensing Professional (CLP), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving patent licensing and strategic intellectual property management.

Patent LicensingStrategic Patent Portfolio Management
sex abuse

R. Leslie Nichols

MSSA, CPP, CSC, CPG

Oxford, MS30+ years+ yrs★ 8.8

R. Leslie Nichols, MSSA, CPP, CSC, CPG is a child protection and security consulting expert specializing in cases involving child sexual abuse, molestation, and negligent supervision. With a career spanning leadership roles in national youth organizations and extensive consulting experience, he brings a strategic framework to litigation work involving safety protocols and risk management. His work centers on investigating organizational safety failures, assessing compliance with child protection standards, and evaluating whether negligent hiring or supervision contributed to incidents. Mr. Nichols has been retained in numerous expert witness and consulting engagements across the United States, involving youth-serving organizations, schools, and religious institutions. His Master of Science in Security Administration, along with certifications as a Certified Protection Professional (CPP) and Certified Security Consultant (CSC), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving child protection and safety protocols.

child sexual abusemolestationgrooming+18
Seat Belts

Daniel McLain

Traffic Collision Reconstructionist

Norco, CA27 years+ yrs★ 8.8

Daniel McLain, ACTAR, FAA sUAV Pilot is a traffic collision reconstruction expert specializing in accident causation and analysis. With a career spanning law enforcement, accident investigation, and drone technology, he brings a multifaceted perspective to litigation work. His work centers on investigating collision dynamics, assessing crash data retrieval, and evaluating whether traffic enforcement standards were met. Mr. McLain has been retained in numerous expert witness and consulting engagements across Southern California, involving vehicular manslaughter, insurance fraud, and multi-fatal collisions. His BS in Criminal Justice, along with certifications from the Accreditation Commission for Traffic Accident Reconstruction and the FAA, 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 traffic accidents and enforcement.

AirbagsRestraint SystemsCollision Analysis+17
Architecture

Adam J. French

Architect

San Jose, California30+ years+ yrs★ 8.8

Adam J. French, AIA, NCARB is a forensic architecture expert specializing in construction defects, premises liability, and property damage. With a career spanning design leadership, engineering coordination, and quality control, he brings a comprehensive architectural framework to litigation work. His work centers on investigating construction defects, assessing premises liability conditions, and evaluating whether code compliance issues have occurred. Mr. French has been retained in numerous expert witness and consulting engagements across multiple jurisdictions, involving construction defect, premises liability, and property damage cases in residential, commercial, and hospitality sectors. His Bachelor of Architecture degree from SCI-Arc, along with certifications from the National Council of Architectural Registration Boards and the Federal Aviation Administration, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving building envelope and waterproofing systems.

Premises LiabilityConstruction DefectProperty Damage and Water Intrusion+9
Audiology

Dennis A. Colucci

Audiologist

Dana Point, CA★ 8.8

Dennis A. Colucci, M.A., Au.D., ABAC, FAAA is a forensic audiology expert specializing in noise-induced hearing loss and auditory disorders. With a career encompassing clinical, industrial, and rehabilitative audiology, he brings a multifaceted perspective to litigation involving auditory injuries and compliance with industry standards. His work centers on investigating noise exposure impacts, assessing auditory processing disorders, and evaluating whether hearing conservation measures meet regulatory requirements. Mr. Colucci has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to industrial noise exposure, veterans' auditory disabilities, and workplace safety compliance. His Doctor of Audiology in Audiology, along with certifications such as Board Certified in Audiology by the American Board of Audiology, 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 auditory injuries and compliance with OSHA regulations.

NoiseForensic AudiologyHearing and Balance Disorders
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