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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 613–630 of 3,373 experts

Statistics

Shawn P. Capser, Ph.D., P.E., PStat, CRE

Owner and Consultant

Monroe, Michigan★ 8.6

Shawn P. Capser, Ph.D., P.E., PStat, CRE is a reliability engineering expert specializing in statistical analysis and Six Sigma methodologies in litigation contexts. With a career spanning automotive engineering, statistical modeling, and reliability management, he brings a robust analytical framework to his litigation work. His work centers on investigating component and system reliability, assessing statistical process control, and evaluating whether failures align with industry standards. Mr. Capser has been retained in numerous expert witness and consulting engagements across the United States, involving automotive engineering and reliability engineering cases. His Doctor of Philosophy in Engineering, along with certifications such as Certified Reliability Engineer (CRE) and Accredited Professional Statistician (PStat®), 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 reliability and statistical assessments.

Automotive EngineeringReliability EngineeringSix Sigma
Construction Defects

Don Gifford

Electrical & General Construction Expert Witness

Henderson, Nevada56 years+ yrs★ 8.6

Don Gifford is an electrical and general construction expert specializing in construction defects and contract disputes. With a career spanning electrical engineering, commercial and residential construction, and economic impact analysis, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing contract compliance, and evaluating economic impacts in construction-related disputes. Mr. Gifford has been retained in numerous expert witness and consulting engagements across the United States, involving commercial, industrial, and residential construction cases. His Bachelor of Science in General Engineering, along with certifications such as the C10 Electrical Contracting License and Master Electrician credentials, 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 electrical systems and construction practices.

Electrical EngineeringCommercial, Industrial, and Residential Construction, Contracting, and DesignExpert Witness, Forensics+6
Meteorology

David L Mitchell, PhD

Expert Witness

Dayton, TX35 years+ yrs★ 8.6

David L Mitchell, PhD is a Meteorology and Environmental expert specializing in forensic meteorology and environmental litigation. With a career spanning forensic geoscience, air dispersion modeling, and severe weather analysis, he brings a comprehensive scientific framework to litigation work. His work centers on investigating weather event re-construction, assessing air pollution impacts, and evaluating whether meteorological factors contributed to aviation and marine accidents. Mr. Mitchell has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to aviation accidents, marine accidents, and severe weather events. His PhD in Meteorology from Purdue University, along with his Certified Professional Geoscientist designation and Licensed Professional Geoscientist (#1330) in the State of Texas, 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 weather-related property damage and personal injury.

Environmental
Electrical Engineering

Ole E. Haaland, P. E.

Expert Witness

Annapolis, Maryland35 years+ yrs★ 8.6

Ole E. Haaland, P. E. is a power plant engineering expert specializing in design, construction, and commissioning litigation. With a career encompassing conventional, nuclear, and alternative fuel power systems, he brings a multifaceted perspective to litigation work. His work centers on investigating system failures, assessing compliance with engineering standards, and evaluating whether operational deviations impacted performance. Mr. Haaland has been retained in numerous expert witness and consulting engagements across the United States and internationally, involving power plant design, construction disputes, and commissioning issues. His BSME from the New York Institute of Technology, along with his Registered Professional Engineer license in Maryland and Senior Reactor Operator certification, 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 power plant operations and engineering design.

Mechanical Engineering
Aviation & Aerospace

Robert G. Tuck, III

Expert Witness

Peachtree City, GA32 years+ yrs★ 8.6

Robert G. Tuck, III is an aviation and aerospace expert specializing in aircraft maintenance management and regulatory compliance. With a career spanning departmental management, contract negotiation, and technical analysis, he brings a strategic perspective to his litigation work. His work centers on evaluating maintenance records, assessing compliance with Federal Aviation Regulations, and investigating airworthiness audits. Mr. Tuck has been retained in numerous expert witness and consulting engagements across the United States, involving commercial aircraft maintenance and lease management cases. His Airframe and Power Plant Certificate and License from the Federal Aviation Administration, along with his A&P License, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of compliance and responsibility in disputes involving aviation maintenance and regulatory standards.

Departmental ManagementBudget/AccountingFARs+24
Electrical Engineering

C. Martin Nowland

PE, CEM

Wolfeboro, NH34 years+ yrs★ 8.5

C. Martin Nowland, PE, CEM is an electrical engineering and controls expert specializing in energy management and industrial automation systems. With a career spanning electrical engineering, controls design, and energy management, he brings a comprehensive framework to litigation work involving complex engineering systems. His work centers on investigating electrical system failures, assessing compliance with engineering standards, and evaluating whether control systems meet safety and operational requirements. Mr. Nowland has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to electrical engineering, industrial automation, and energy management systems. His BSEE from Worcester Polytechnic Institute, along with certifications such as Certified Energy Manager (CEM) and Professional Engineer (PE) licenses in multiple states, 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 electrical and control systems.

ElectricityControls EngineeringEnergy Management
Software Engineering

Scott Ruthfield

Founder/CEO

Seattle, WA25+ years+ yrs★ 8.5

Scott Ruthfield is a software engineering and technology development expert specializing in software engineering best practices, software consulting expectations and deliverables, and information technology staffing. With a career spanning leadership roles in software engineering, technology development, and IT staffing services, he brings a strategic perspective to litigation work. His work centers on investigating software engineering processes, assessing consulting deliverables, and evaluating whether IT staffing meets industry standards. Mr. Ruthfield has been retained in numerous expert witness and consulting engagements across the United States, involving cases in software engineering, IT staffing, and technology consulting. His Master of Computer Science from Rice University, along with his extensive experience in software engineering and consulting, 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 complex software and system design.

InternetSoftware engineering best practicesSoftware consulting expectations and deliverables+10
HVAC Systems

JOSEPH A. LAROVERE, C.E.M.

C.E.M.

Cave Creek, AZ35+ years+ yrs★ 8.5

Joseph A. LaRovere, C.E.M. is an HVAC and Mechanical Engineering expert specializing in construction defects and energy management. With a career spanning roles as a contractor, owner/operator, technician, and consultant, he brings a multifaceted perspective to litigation work. His work centers on investigating system failures, assessing contractor standard of care, and evaluating whether energy management practices meet industry standards. Mr. LaRovere has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to healthcare facilities, data centers, and high-rise residential buildings. His Certified Energy Manager designation, along with certifications such as Honeywell Tridium Niagara AX and Johnson Controls Facility Explorer, 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 HVAC systems, energy management, and mechanical failures.

air conditioningheat pumpschiller plants+38
Marketing

Morgan K. Ward, Ph.D.

Trademark, trade dress & consumer perception expert witness

Atlanta, GAOver 20 years+ yrs★ 8.5

Morgan K. Ward, Ph.D. is a trademark, trade dress, and consumer perception expert specializing in intellectual property litigation. With a career rooted in consumer behavior, brand perception, and survey methodology, she brings an academic and applied research framework to her litigation work. Her work centers on investigating trademark infringement, assessing trade dress infringement, and evaluating brand dilution. Dr. Ward has been retained in numerous expert witness and consulting engagements across federal and state courts, involving cases such as trademark infringement and trade dress disputes in the luxury and consumer goods sectors. Her Ph.D. in Marketing (Consumer Behavior) from the University of Texas at Austin, along with her M.B.A. in Marketing and Graduate Fellowship at Harvard University, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving consumer perception and brand identity.

Behavioral and Social SciencesTrademark Infringement & Likelihood of ConfusionTrade Dress Infringement & Source Attribution+6
Information Security

JAMES (JIM) MCMAHON, CISSP, CPP, NACD LEADERSHIP FELLOW

Crisis Leader / Exec Management / Security-Safety/ Expert Witness

Eagle, Idaho★ 8.5

JAMES (JIM) MCMAHON, CISSP, CPP, NACD LEADERSHIP FELLOW is a Security and Risk Management expert specializing in information security and regulatory compliance litigation. With a career encompassing law enforcement, corporate security leadership, and international risk management, he brings a multifaceted perspective to his litigation work. His work centers on investigating compliance breaches, assessing risk management protocols, and evaluating whether security measures meet industry standards. Mr. McMahon has been retained in numerous expert witness and consulting engagements across the United States, involving cases in information security, intellectual property protection, and law enforcement procedures. His Juris Doctor in Law, along with certifications such as Certified Protection Professional (CPP) and Certified Information Systems Security Professional (CISSP), 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 security breaches and compliance failures.

Risk ManagementRegulatory ComplianceCrisis Management+3
Aquatics Safety

Andrew Schmidt

DO, MPH

Jacksonville, Florida19 years+ yrs★ 8.5

Andrew Schmidt, DO, MPH is an aquatics safety and emergency medicine expert specializing in drowning physiology, rescue, and resuscitation. With a career spanning emergency medicine, aquatics safety, and wilderness medicine, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating drowning incidents, assessing rescue and resuscitation protocols, and evaluating whether standard of care was met in emergency medical situations. Mr. Schmidt has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to drowning incidents, emergency medical services, and water safety protocols. His Doctor of Osteopathic Medicine and Master of Public Health, along with certifications such as American Board of Emergency Medicine board certification and American Red Cross Advanced Life Support Instructor, 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 drowning and emergency medical care.

Emergency MedicineDrowning physiologyRescue and resuscitation
Information Technology and Computers

Wayne S. Josleyn

Digital Forensics Expert and Data Recovery Engineer

Boise, ID★ 8.5

Wayne S. Josleyn, EnCE, CCE, CDRS, MCP, OFE is a digital forensics expert specializing in data recovery and forensic investigations. With a career encompassing digital evidence analysis, data recovery engineering, and forensic methodology development, he brings a comprehensive technical framework to litigation work. His work centers on investigating digital evidence authenticity, assessing data recovery possibilities, and evaluating whether forensic procedures meet industry standards. Mr. Josleyn has been retained in numerous expert witness and consulting engagements across the United States and Canada, involving cases such as embezzlement, cyberstalking, and trade secret theft. His Master of Science in Digital Forensic Science from Champlain College, along with certifications such as EnCase Certified Examiner (EnCE) and Certified Data Recovery Specialist (CDRS), 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 digital forensics and data integrity.

Digital ForensicsData Recovery
Premises Liability

Kenneth D. Martin

Door, Gate & Dock Expert

Las Vegas, NV63 years+ yrs★ 8.5

Kenneth D. Martin is a Door, Gate & Dock expert specializing in premises liability and products liability litigation. With a career spanning garage door manufacturing, installation, and industry standards development, he brings a comprehensive understanding of the complexities involved in door and gate systems to his litigation work. His work centers on investigating compliance with safety standards, assessing product liability claims, and evaluating whether installation practices meet industry norms. Mr. Martin has been retained in numerous expert witness and consulting engagements nationwide, involving cases related to garage doors, commercial doors, gates, and dock equipment. His Bachelor of Business Management with Engineering Emphasis from the University of Utah, along with his accreditation from the Institute of Door Education & Accreditation (IDEA), 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 door and gate systems.

Products LiabilityGarage DoorsCommercial Doors+4
Neurology

George T. Gitchel, Ph.D.

Expert Witness and Subject Matter Expert for Traumatic Brain Injury Litigation

Richmond, VA17 years+ yrs★ 8.5

Jeffrey Hickman, Ph.D. is a human factors and safety expert specializing in occupational and industrial safety, as well as vehicle operator behavior. With a career encompassing behavioral safety, safety culture, and advanced driver assistance systems, he brings a comprehensive framework to litigation work involving human factors issues. His work centers on investigating driver distraction, assessing safety management techniques, and evaluating the impact of electronic device use on operator behavior. Dr. Hickman has been retained in numerous expert witness and consulting engagements across North America, involving cases related to transportation safety, occupational safety, and driver behavior. His Ph.D. in Clinical Psychology, along with his extensive involvement in safety research and development of safety programs, 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 driver distraction, fatigue management, and safety regulations.

Biomedical EngineeringEye tracking developmentOculomotor analysis+8
Software Engineering

Bert Schiettecatte

Senior Software & Hardware Engineer, Computer Scientist, Expert Witness

Los Angeles, CA20+ years+ yrs★ 8.5

Bert Schiettecatte, MSc/CS, MA/MST is a software and hardware engineering expert specializing in intellectual property litigation. With a career spanning software development, digital signal processing, and consumer electronics innovation, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating software source code integrity, assessing hardware design compliance, and evaluating whether intellectual property infringements have occurred. Mr. Schiettecatte has been retained in numerous expert witness and consulting engagements across the United States, involving patent infringement, trade secret misappropriation, and breach-of-contract cases. His Master of Science in Computer Science, along with his Master of Arts in Music, Science and Technology, 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 software and hardware systems.

ElectronicsTestifying expert witness with intellectual property litigation experienceSoftware source code review and analysis for intellectual property litigation+28
Toxicology

Aimee Nefcy, MD

Expert Witness in Medical Toxicology

Canton, MI10+ years+ yrs★ 8.5

Aimee Nefcy, MD is a medical toxicology expert specializing in emergency medicine and toxicological litigation. With a career encompassing emergency care, toxicology, and occupational medicine, she brings a nuanced understanding of toxicological impacts and medical standards to her litigation work. Her work centers on investigating toxic exposures, assessing medication interactions, and evaluating whether standard care protocols were followed in cases of poisoning and overdose. Dr. Nefcy has been retained in numerous expert witness and consulting engagements across the United States, involving cases of medication and drug overdose, occupational exposures, and envenomations. Her Doctorate of Medicine from Wayne State University School of Medicine, along with certifications in Emergency Medicine and Medical Toxicology, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving toxicological and emergency medical issues.

Emergency MedicineMedical Toxicology
AI Expert

Randy Winters

Expert Witness

Saint George, Utah47 years+ yrs★ 8.5

Randy Winters, SRVB is a technology and patent infringement expert specializing in complex litigation involving AI, machine learning, and software engineering. With a career encompassing technical management, patent drafting, and AI development, he brings a multifaceted perspective to litigation work. His work centers on investigating patent claims, assessing software engineering practices, and evaluating whether AI systems meet industry standards. Mr. Winters has been retained in numerous expert witness and consulting engagements across the United States, involving high-profile technology cases with companies like Apple, Samsung, and Google. His Master’s Degree in Software Engineering from Carnegie Mellon University, along with his extensive patent experience, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of claim construction and infringement in disputes involving AI and software technologies.

ChatGPTBiometric PrivacyBIPA+19
Cannabis

Ted Menadier

Expert Witness

Littleton, CO25 years+ yrs★ 8.5

Ted Menadier, MBA, CCCE is a cannabis industry expert specializing in feminized seed production and breeding within the hemp and cannabis sectors. With a career spanning leadership roles in cannabis cultivation, propagation, and compliance management, he brings a strategic business framework to his litigation work. His work centers on investigating cannabis cultivation practices, assessing compliance with industry standards, and evaluating the economic impact of cultivation methodologies. Mr. Menadier has been retained in numerous expert witness and consulting engagements across Colorado and beyond, involving cannabis cultivation disputes and market analysis. His Masters in Business Administration from the University of Denver, along with certifications such as Certified Commercial Cannabis Expert (CCCE) and Cannabis Compliance Management Certification, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of compliance and economic damages in disputes involving cannabis cultivation and market practices.

Law Enf & Criminal JusticeExpert witness servicesFeminized cannabis seed production+8
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