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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.

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Information Technology and Management
HB

H. Baird Lobree

Senior Executive Management Consultant

Miami, FL35 years+ yrs★ 8.3

H. Baird Lobree is an Information Technology and Management expert specializing in complex business, systems, cybersecurity, and environmental technology matters. With a career spanning senior executive management consulting, business growth strategy, and technology integration, he brings a strategic and operational framework to litigation work. His work centers on investigating technology failures, assessing cybersecurity breaches, and evaluating whether environmental controls meet industry standards. Mr. Lobree has been retained in numerous expert witness and consulting engagements across the United States, involving industries such as financial services, telecommunications, and high-tech manufacturing. His Bachelor of Science in Accounting from Florida State University, along with his former Certified Information Systems Auditor designation, 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 technology and management systems.

Business growth strategyInformation technologyCybersecurity+1
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Printing
BE

Bruce E. Kahn, Ph.D.

Researcher, Consultant, and Author

Rochester, NY34 years+ yrs★ 8.2

Bruce E. Kahn, Ph.D. is a functional printing and electronics expert specializing in litigation involving printed materials, flexible hybrid electronics, and nanotechnology. With a career spanning research, consulting, and academia, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating functional printing processes, assessing the integration of flexible electronics, and evaluating whether industry standards in nanotechnology have been met. Mr. Kahn has been retained in numerous expert witness and consulting engagements across North America, involving cases in the electronics, printing, and nanotechnology industries. His Ph.D. in Chemistry, along with his extensive research and teaching 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 causation in disputes involving advanced printing technologies and materials science.

Photography & ImagingFunctional printingFlexible and Printed Electronics+2
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Software Engineering
MM

Matthew Morrissette Vance

Certified Cloud Architect and Engineer

Las Vegas, NV★ 8.1

Matthew Morrissette Vance, Certified Cloud Architect and Engineer is a software engineering and technology expert specializing in cloud architecture and enterprise software development. With a career spanning cloud solutions, software architecture, and regulatory compliance, he brings a strategic and innovative framework to his litigation work. His work centers on investigating software architecture integrity, assessing compliance with industry standards, and evaluating whether technology implementations meet regulatory requirements. Mr. Vance has been retained in numerous expert witness and consulting engagements across the United States, involving technology development, cloud solutions, and gaming industries. His Bachelor of Science in Electrical Engineering and Computer Science, along with his Bachelor of Science in Management Science with a Concentration in Marketing, 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 software engineering and technology implementations.

Technology
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Information Technology
DB

Dr. Biplab Pal

Expert Witness

Baltimore, MD24+ years+ yrs★ 8.1

Dr. Biplab Pal, PhD is an Information Technology and Intellectual Property expert specializing in optical communications, semiconductors, and Industrial IoT disputes. With a career spanning technology consulting, engineering, and entrepreneurship, he brings a multidisciplinary perspective to complex litigation matters. His work centers on investigating patent validity and infringement, assessing claim construction and standards mapping, and evaluating source-code and protocol simulations. Dr. Pal has been retained in numerous expert witness and consulting engagements across the United States, involving semiconductor, telecommunications, and IoT security cases. His PhD in Electronics & Electrical Communication Engineering, along with his extensive patent portfolio, 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 advanced technology systems.

Intellectual PropertyOptical communicationsSemiconductors+1
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Medical Devices
MJ

Morten Jensen

Professor of Biomedical Engineering

Fayetteville, AR★ 8.1

Morten Olgaard Jensen, PhD, DrMed, FAHA is a biomedical engineering and medical device expert specializing in product liability and intellectual property litigation. With a career encompassing medical device innovation, biomechanics, and surgical applications, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating device failures, assessing compliance with medical standards, and evaluating whether engineering practices meet regulatory requirements. Mr. Jensen has been retained in numerous expert witness and consulting engagements across the United States and Europe, involving medical device failures, patent disputes, and surgical malpractice cases. His Doctor of Medical Science from The University of Aarhus, along with his Fellow of the American Heart Association designation, 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 biomedical technology and medical instrumentation.

Biomedical EngineeringMedical DeviceBiomedical Technology+68
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Technology and Telecommunications
SG

Scott Greene

Senior Digital Forensics Examiner

Tucson, AZ41 years+ yrs★ 8.1

Scott Greene is a digital forensics expert specializing in the acquisition, preservation, analysis, and presentation of digital evidence. With a career spanning technology and telecommunications, computer forensics, and internet security, he brings a comprehensive framework to litigation work involving digital evidence. His work centers on investigating digital fraud, assessing electronic logging devices, and evaluating whether data manipulation has occurred. Mr. Greene has been retained in numerous expert witness and consulting engagements across the United States, involving civil and criminal cases, insurance, corporate, and family law disputes. His Systems Engineering degree from the University of Arizona, along with his Arizona and Texas Private Investigator licenses, 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 computer and mobile device forensics.

Computer ForensicsCell Phone & Mobile Device ForensicsComputer Security+3
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Communications and Marketing
JK

Joann Killeen

Executive | Expert Witness | Educator

Los Angeles, CA35 years+ yrs★ 8.1

Joann Killeen, APR is a communications and marketing expert specializing in public relations, crisis management, and defamation litigation. With a career spanning corporate, agency, government, franchise, education, technology, and health care sectors, she brings a multifaceted perspective to her litigation work. Her work centers on investigating communications strategies, assessing crisis management protocols, and evaluating whether defamation has occurred. Ms. Killeen has been retained in numerous expert witness and consulting engagements across the United States, involving corporate, agency, government, franchise, education, technology, and health care cases. Her M.S. in Communications Management from Simmons University, along with her Accredited in Public Relations (APR) certification, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving public relations and communications strategies.

CorporateAgencyGovernment+4
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Cybersecurity
CC

Celeste Chamberlain, DSc

Cybersecurity & AI Policy Expert Witness

Stafford, VA20 years+ yrs★ 8.0

Celeste Chamberlain, DSc is a cybersecurity and AI policy expert specializing in government cybersecurity compliance and AI risk management. With a career encompassing technology ethics, secure system design, and regulatory oversight, she brings a nuanced understanding of the intersection between technology and policy to her litigation work. Her work centers on investigating government cybersecurity compliance, assessing AI bias and explainability, and evaluating algorithmic decision-making and civil rights implications. Ms. Chamberlain has been retained in numerous expert witness and consulting engagements nationwide, involving government cybersecurity compliance and AI-related disputes. Her Doctorate of Science in Informatics, along with her CISSP certification, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving cybersecurity and AI policy.

Information Technology
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Software Engineering
DG

Dustin G. Domerese

Technology Leader and Entrepreneur

Kansas City, MO★ 8.0

Dustin G. Domerese is a technology and software development expert specializing in CRM and ERP system implementation and customization. With a career spanning business operations, software engineering, and strategic corporate system architecture, he brings a comprehensive framework to litigation work involving complex technology integrations. His work centers on investigating system architecture deviations, assessing software customization impacts, and evaluating whether user adoption strategies align with industry standards. Mr. Domerese has been retained in numerous expert witness and consulting engagements across the United States, involving technology integration and software development disputes in industries such as manufacturing, finance, and government. His Microsoft PL200 certification, along with Dynamics CRM 2016 Applications Certification and Scribe Online Level II 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 responsibility in disputes involving CRM and ERP system implementations.

Information TechnologyMicrosoftConsulting+14
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Defamation
SS

Sameer Somal

CFA, CFP®, CAIA

Doylestown, PA15 years+ yrs★ 8.0

Sameer Somal, CFA, CFP®, CAIA is a defamation and information technology expert specializing in business damages and valuation disputes. With a career spanning financial advisory, regulatory compliance, and technology leadership, he brings a multifaceted perspective to litigation work. His work centers on investigating defamation claims, assessing economic damages, and evaluating whether information technology practices align with industry standards. Mr. Somal has been retained in numerous expert witness and consulting engagements across North America, involving cases such as defamation, business enterprise valuation, and cyber investigations. His education from Georgetown University, McDonough School of Business, along with certifications as a CFA, CFP®, and CAIA, 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 digital forensics and financial services.

Information Technology
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Information Technology
BA

Bernadette A. Gratton

IT Expert Witness | ERP Implementation & Service Recovery | Enterprise Technology Strategy

Dallas, TX30 years+ yrs★ 7.9

Bernadette A. Gratton is an IT expert specializing in ERP implementation disputes, technology service recovery, and failed implementation analysis. With a career spanning enterprise technology strategy, risk management, and IT governance, she brings a strategic advisory framework to litigation work. Her work centers on investigating ERP implementation failures, assessing IT governance and controls, and evaluating whether vendor performance met contractual obligations. Ms. Gratton has been retained in numerous expert witness and consulting engagements across the United States, involving ERP implementation failures, technology service delivery disputes, and IT governance deficiencies. Her Executive MBA from Southern Methodist University, along with certifications such as Prosci® Certified Change Practitioner and MIT credentials in AI Strategy and Medical Technology Innovation, 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 enterprise technology projects.

Risk ManagementERP ImplementationService Recovery+5
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Engineering and Construction
CK

Craig Koehn

Principal

Houston, Texas30+ years+ yrs★ 7.9

Craig Koehn, P.E. is an engineering and construction expert specializing in mechanical, electrical, and fire protection systems investigations. With a career spanning engineering design, fire investigations, and forensic engineering, he brings a multidisciplinary approach to analyzing complex engineering failures and compliance issues. His work centers on investigating mechanical equipment failures, assessing fire protection systems, and evaluating whether construction practices adhere to industry standards. Mr. Koehn has been retained in numerous expert witness and consulting engagements across Texas and beyond, involving fire investigations, vehicular accident reconstructions, and environmental investigations. His M.S. in Industrial Engineering, along with his certification as a Certified Fire Investigator by Peter Vallas Associates, 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 fire protection systems and mechanical failures.

Vehicular Black Box and Air Bag InvestigationsHuman Factors Aspects of InvestigationMold Origin and Cause Testing and Investigation+19
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Software Engineering
SD

Steve Ditty

Software Expert Witness - ERP Litigation

Denver, CO39 years+ yrs★ 7.8

Steve Ditty, PMP is an ERP litigation expert specializing in software failure analysis and expert testimony. With a career spanning software engineering, information technology, and project management, he brings a strategic framework to litigation work. His work centers on investigating software implementation failures, assessing project management practices, and evaluating whether contractual obligations were met. Mr. Ditty has been retained in numerous expert witness and consulting engagements across North America and internationally, involving complex ERP system implementations and disputes. His B.S. in Computer Science/Management Information Systems, along with certifications such as Project Management Professional (PMP) and SAP Core ABAP Programming, 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 enterprise software systems.

Information Technology
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Gear and bearing design and analysis
JL

José Luis Piña

Gear Consultant and Director

★ 7.7

Dipl. Ing. José Luis Piña is a Gearing Drives Engineering expert specializing in mechanical transmissions and gear failure analysis. With a career spanning gear and bearing design, engineering analysis processes, and gear microgeometry, he brings a comprehensive framework to litigation work involving technical assessments of mechanical systems. His work centers on investigating gear failures, assessing transmission optimization, and evaluating whether manufacturing specifications meet industry standards. Mr. Piña has been retained in numerous expert witness and consulting engagements across Latin America and Spain, involving industries such as mining, cement, steel, and petrochemical. His Dipl. Mechanical Engineer from Universidad Nacional de Buenos Aires, along with his affiliations with AGMA and the Argentine Tribology Association, 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 gear and transmission systems.

Design process and engineering analysis processGear microgeometry, gear technologyTooth contact analysis under load+8
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Construction
JH

Jeff Hunt

Founder and President

Houston, Texas★ 7.7

Jeff Hunt, CGR, GMR, GMB, CAPS, CGP, MBA, HCI-R, HCI-W, CFLC is a construction and strategic consulting expert specializing in construction defects and contract disputes. With a career encompassing both commercial and residential construction, as well as strategic and information technology consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing insurance claims, and evaluating whether industry standards were met. Mr. Hunt has been retained in numerous expert witness and consulting engagements across Texas, involving construction defects, insurance claims, and contract disputes. His Bachelor of Science in Building Construction and Master of Business Administration from Texas A&M University, along with certifications such as Certified Forensic Litigation Consultant and Haag Certified Wind Damage Inspector, 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 construction defects and insurance claims.

Construction DefectsStrategic ConsultingInformation Technology
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Papermaking
JA

Jim Atkins

Technical Consultant/Contract Manager

Cape May, NJ★ 7.6

Jim Atkins is a papermaking and paper industry expert specializing in expert witness consulting and testimony in various areas of papermaking. With a career spanning process engineering, operations improvement, and technical training, he brings a multifaceted perspective to litigation work. His work centers on investigating recycled paper quality issues, assessing engineering liability in paper mills, and evaluating whether patent infringements have occurred in paper chemicals and machinery. Mr. Atkins has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as US Customs tariff disputes, recycled paper quality issues, and paper machinery liability. His Bachelors Degree in Chemistry from the University of North Carolina, along with his election as a TAPPI Fellow, 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 papermaking technology and operations.

Process engineeringRecyclingTechnical training+3
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Telecommunications
JB

Jeff Bennett

FBI Special Agent (Retired)

Los Angeles, California25+ years+ yrs★ 7.5

Jeff Bennett, FBI Special Agent (Retired) is a telecommunications and cellular analysis expert specializing in cellular record analysis and historical cell site mapping for litigation. With a career that includes extensive federal investigative experience, he brings a law enforcement and intelligence framework to his litigation work. His work centers on investigating cellular data, assessing historical cell site information, and evaluating whether cellular records align with case narratives. Mr. Bennett has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as homicide, kidnapping, terrorism, fraud, and narcotics investigations. His Bachelor of Science in Law and Society, along with FBI Cellular Analysis Survey Team Certifications, 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 cellular technology and telecommunications.

TechnologyCellular record analysisHistorical cell site mapping+1
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Medical Devices
DS

David Schaafsma

Expert Witness

Fallbrook, CA37 years+ yrs★ 7.4

David Schaafsma, Ph.D. is an optics and medical product design expert specializing in the development and analysis of optical systems and medical devices. With a career spanning optics, electronics, and software development, he brings a multidisciplinary approach to his litigation work. His work centers on investigating optical system failures, assessing medical device compliance, and evaluating whether industry standards have been met. Mr. Schaafsma has been retained in numerous expert witness and consulting engagements across the United States, involving medical devices, optical technology, and intellectual property disputes. His Ph.D. in Physics, along with his extensive experience in optics and electronics, 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 optical and medical technologies.

Intellectual PropertyMedical product design / developmentOptics – geometric, diffractive, waveguide, optical technology, optical materials, optical systems design+18
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