Ross O. C. Elledge BChD(Hons) MBChB(Hons) MMedEd MFDS MAcadMedEd SFHEA FRCS(OMFS)
Consultant Oral and Maxillofacial Surgeon / Honorary Senior Clinical Lecturer
Browse our verified directory of expert witnesses spanning medicine, engineering, finance, and dozens of specialized fields.
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Clear filtersConsultant Oral and Maxillofacial Surgeon / Honorary Senior Clinical Lecturer
Ross O. C. Elledge BChD(Hons) MBChB(Hons) MMedEd MFDS MAcadMedEd SFHEA FRCS(OMFS) is an Oral and Maxillofacial Surgery expert specializing in temporomandibular joint disorders and skin cancer management. With a career encompassing both clinical practice and medical education, he brings a multifaceted perspective to his litigation work. His work centers on investigating surgical errors, assessing causation in maxillofacial trauma, and evaluating whether standard of care was met in dental malpractice cases. Mr. Elledge has been retained in numerous expert witness and consulting engagements across the UK, involving cases related to dental negligence, facial trauma, and reconstructive surgery. His Doctor of Medicine (MD) by research from the University of Birmingham, along with his Cardiff University Bond Solon (CUBS) Expert Witness Certificate (Civil), 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 oral and maxillofacial surgery.
Faculty, Emergency Care Specialists
Daniel Overbeek, MD is an Emergency Medical Toxicology expert specializing in toxicology, addiction medicine, and emergency care. With a career spanning clinical practice, medical education, and toxicology research, he brings a multifaceted perspective to litigation work. His work centers on investigating toxicological impacts, assessing addiction-related medical issues, and evaluating whether emergency care standards were met. Dr. Overbeek has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to toxicology, addiction medicine, and emergency medical care. His Doctor of Medicine from Wayne State University School of Medicine, along with board certifications from the American Board of Emergency Medicine, American Board of Emergency Medicine in Medical Toxicology, and American Board of Preventative Medicine in Addiction 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 causation in disputes involving medical toxicology and emergency medicine.
Forensic Psychiatrist and Med-Legal Consultant
Sanjay Adhia, M.D., MRO is a forensic psychiatry expert specializing in forensic evaluations and psychiatric injury assessments. With a career encompassing forensic psychiatry, brain injury medicine, and psychiatric injury assessment, he brings a nuanced understanding of complex psychiatric and neurological issues to litigation work. His work centers on investigating psychiatric causation, assessing competency and testamentary capacity, and evaluating whether standard of care deviations have occurred. Dr. Adhia has been retained in numerous expert witness and consulting engagements nationwide, involving cases related to forensic psychiatry, brain injury medicine, and medical malpractice. His Doctor of Medicine from M.S. Ramaiah Medical College, along with certifications in Psychiatry, Forensic Psychiatry, and Brain Injury 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 causation in disputes involving psychiatric injury and forensic evaluations.
Senior Scientist and Executive
Christopher Matthew Byrd, Ph.D. is a forensic biotechnology expert specializing in DNA forensic analysis and biochemistry in legal contexts. With a career spanning biotechnology research, program management, and strategic analysis, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating DNA evidence, assessing biochemical processes, and evaluating whether laboratory standards were met. Mr. Byrd has been retained in numerous expert witness and consulting engagements across the United States, involving criminal and family law cases. His Ph.D. in Bioengineering, along with certifications as a Level III Program and R&D Manager and ANSI/ANAB laboratory assessor, 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 forensic biotechnology and laboratory practices.
Mechanical Engineering Leader | Failure Analysis Specialist | Expert Witness
T. Kim Parnell, PhD, PE is a mechanical engineering and failure analysis expert specializing in litigation involving medical devices, heavy equipment, and intellectual property claims. With a career spanning litigation consulting, technical investigations, and product development across highly regulated industries, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating mechanical failures, assessing accident causation, and evaluating intellectual property disputes. Mr. Parnell has been retained in numerous expert witness and consulting engagements across the United States, involving cases in medical devices, intellectual property, and product liability. His PhD in Mechanical Engineering, along with certifications such as SEAK Expert Witness Training – Advanced, 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 mechanical failures and product liability.
Consultant ENT, Head & Neck and Thyroid Surgeon
Andrew Jenkinson MBBS MS FRCS is an Upper GI and Bariatric Surgery expert specializing in clinical negligence and personal injury litigation. With a career encompassing laparoscopic surgery, bariatric procedures, and clinical governance, he brings a comprehensive surgical framework to his medicolegal work. His work centers on investigating surgical outcomes, assessing procedural adherence, and evaluating whether clinical standards were met. Mr. Jenkinson has been retained in numerous expert witness and consulting engagements across the UK, involving clinical negligence and personal injury cases. His MBBS from Southampton Medical School and FRCS from the Royal College of Surgeons 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 bariatric and gastrointestinal surgery.
Pain Medicine Thought-Leader
Eugene Lipov, MD is a pain medicine expert specializing in the treatment of PTSD and innovative pain management techniques. With a career that encompasses pioneering work in stellate ganglion block applications and medical device innovation, he brings a unique perspective to litigation involving complex pain syndromes and PTSD-related conditions. His work centers on investigating the efficacy of novel pain treatments, assessing the impact of PTSD on medical conditions, and evaluating the role of medical devices in pain management. Dr. Lipov has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to PTSD treatment, pain management, and medical device efficacy. His Medical Doctorate from Northwestern University, along with certifications in Advanced Cardiac Life Support (ACLS) and Basic Life Support (BLS), 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 pain medicine and PTSD treatment.
PhD, PE
Jay M. Vincelli, PhD, PE is a forensic analysis expert specializing in medical devices for product liability and patent litigation. With a cross-disciplinary background in biomedical engineering, materials science, and mechanical engineering, he brings a multifaceted perspective to his litigation work. His work centers on investigating device failures, assessing compliance with industry standards, and evaluating whether design defects contributed to adverse outcomes. Dr. Vincelli has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as orthopedic implants, transvaginal mesh, and cardiac devices. His PhD in Electrical, Computer & Biomedical Engineering, along with certifications such as NAMSA Training ISO 10993 Biological Evaluation of Medical Devices and ISO 9001 Lead Auditor Training, 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 complex medical device failures.
MD, MBA, BS Engineering, CPE, FACHE
Kevin J. Joseph, MD, MBA, BS Engineering, CPE, FACHE is a hospital administration expert specializing in healthcare administration, safety, and quality. With a diverse background in both academic and community hospital settings, he brings a strategic leadership perspective to his litigation work. His work centers on investigating operational efficiencies, assessing clinical performance improvements, and evaluating whether executive leadership strategies align with industry standards. Mr. Joseph has been retained in numerous expert witness and consulting engagements across the United States, involving complex healthcare systems and hospital administration cases. His Doctor of Medicine from Vanderbilt University School of Medicine, along with certifications such as Certified Physician Executive and Board Certified in 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 medical management and hospital operations.
Management Consultant and Expert Witness
Eric S. Heinz, MBA is a Medtech industry expert specializing in litigation involving medical devices, FDA regulatory processes, and intellectual property disputes. With a career spanning general management, mergers and acquisitions, and product development, he brings a strategic and operational perspective to complex litigation matters. His work centers on investigating regulatory compliance, assessing product liability, and evaluating intellectual property claims. Mr. Heinz has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to medical devices, mergers and acquisitions, and commercial practices. His Executive MBA in Corporate Strategy/Finance from Northwestern University, along with certifications such as Registered United States Patent Agent and Certified Project Management 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 and responsibility in disputes involving medical devices and related commercial practices.
Board-certified general and colorectal surgeon
Kent C. Sasse, MD, MPH, FACS, FASMBS is a bariatric and colorectal surgery expert specializing in surgical complications and medical negligence. With a career encompassing operative leadership, academic contributions, and regulatory oversight, he brings a multifaceted perspective to litigation work. His work centers on investigating surgical outcomes, assessing procedural adherence, and evaluating whether standard of care deviations occurred. Dr. Sasse has been retained in numerous expert witness and consulting engagements across the United States, involving medical negligence, personal injury, and product liability cases. His MD from the University of California, San Francisco, along with certifications such as the ORBERA Intragastic Balloon System Certification and Robotic Surgical Training, 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 bariatric and colorectal surgical procedures.
Security Consultant, Campus Safety Expert, Public Safety Executive
Michael J. Rein, BA, MA, ACE, CPP, CPD, NCI, CHSS, CPM, CCCO, EMT is a security and campus safety expert specializing in law enforcement practices, emergency medical services, and physical security. With a career encompassing leadership roles in public safety, he brings a strategic perspective to evaluating compliance with safety regulations and standards. His work centers on investigating security breaches, assessing campus safety protocols, and evaluating whether threat assessments align with best practices. Mr. Rein has been retained in numerous expert witness and consulting engagements across the United States, involving higher education institutions and public safety organizations. His M.A. in Labor and Employee Relations, along with certifications such as Certified Protection Professional (CPP) and Certified Clery Compliance Officer (CCCO), 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 campus safety and security protocols.
Consultant Upper Gastrointestinal, Bariatric, & General Surgeon
Professor Vinod S Menon MBBS MS FRCS FRCS (General Surgery) is a Bariatric and Upper Gastrointestinal Surgery expert specializing in robotic and laparoscopic procedures. With a career encompassing leadership roles in surgical training and clinical governance, he brings a strategic perspective to litigation work. His work centers on investigating surgical outcomes, assessing procedural adherence, and evaluating whether deviations from medical standards occurred. Professor Menon has been retained in numerous expert witness and consulting engagements across the UK, involving bariatric surgery, upper gastrointestinal procedures, and complex obesity cases. His MBBS and MS degrees, along with FRCS 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 standard of care in disputes involving surgical procedures and outcomes.
MD, PhD, DABPath
Margaret M. Gedde, MD, PhD, DABPath is a forensic toxicology expert specializing in cannabinoid pharmacokinetics and marijuana driving impairment. With a career encompassing clinical pathology, cannabinoid medicine, and forensic toxicology, she brings a multifaceted perspective to her litigation work. Her work centers on investigating forensic toxicology test results, assessing cannabinoid pharmacokinetics, and evaluating whether marijuana impairment influenced driving capabilities. Dr. Gedde has been retained in numerous expert witness and consulting engagements across the United States, involving criminal, civil, employment, parental, regulatory, and patent cases. Her MD from Stanford University School of Medicine and PhD in Biophysical Chemistry, along with her Board Certification in Clinical Pathology, 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 THC impairment and forensic toxicology testing.
Forensic Medical Speech Language Pathologist
Megan M. Hamilton MS CCC-SLP is a forensic medical speech language pathologist expert specializing in medical malpractice consulting. With a career spanning speech therapy, dysphagia management, and cognitive decline assessment, she brings a comprehensive forensic analysis framework to litigation work. Her work centers on investigating choking-related injuries and deaths, assessing cognitive impairments and executive function deficits, and evaluating whether speech language pathology standards of care were met. Ms. Hamilton has been retained in numerous expert witness and consulting engagements across the United States, involving cases of dysphagia, traumatic brain injury, and developmental disabilities. Her MS in Communicative Disorders from Marquette University, along with her Certificate of Clinical Competence from the American Speech Language and Hearing Association, 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 swallowing disorders and cognitive impairments.
Chief Digital & Information Officer
Marc Chasin, MD, MMM, CPE, CHCIO, CDH-E, FCHIME is a healthcare information technology expert specializing in digital transformation and regulatory compliance within healthcare systems. With a career spanning leadership roles in both large multi-hospital systems and small rural hospitals, he brings a strategic leadership framework to his litigation work. His work centers on assessing AI-enabled clinical systems, evaluating EHR functionality and compliance, and investigating deviations from healthcare IT standards of care. Dr. Chasin has been retained in numerous expert witness and consulting engagements across the United States, involving complex healthcare technology implementations and vendor performance disputes. His Doctor of Medicine from the American University of the Caribbean School of Medicine, along with certifications such as Certified Healthcare Chief Information Officer and Certified Physician Executive, 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 healthcare technology and IT governance.
Physician Life Care Planner and Pain Management Physician
Steven Barna, MD, CLCP is a Physician Life Care Planner and Pain Management expert specializing in life care planning and chronic pain evaluation. With a career encompassing advanced pain management techniques and life care planning, he brings a multidisciplinary approach to litigation work. His work centers on investigating pain management protocols, assessing life care plans, and evaluating whether medical interventions meet standard care requirements. Dr. Barna has been retained in numerous expert witness and consulting engagements across federal and state courts, involving complex pain management and life care planning cases. His M.D. from Case Western Reserve University School of Medicine, along with certifications in Anesthesiology and as a Certified Life Care Planner (CLCP), 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 pain management and life care planning.
Vocational Counselor and Consultant Evaluator
Christopher Skerritt, M.Ed, CRC, LRC, FVE, IPEC, CVE, ABVE/F, REAS, CEAS I, CLCP, MSCC, CPRW, QRC is a vocational rehabilitation expert specializing in employability assessments and vocational expert testimony. With a career encompassing vocational evaluation, labor market analysis, and life care planning, he brings a multifaceted perspective to his litigation work. His work centers on investigating vocational histories, assessing transferable skills, and evaluating earning capacities. Mr. Skerritt has been retained in numerous expert witness and consulting engagements across New England, involving personal injury, workers' compensation, and disability cases. His Masters in Rehabilitation Counseling, along with certifications such as Certified Rehabilitation Counselor and Certified Vocational Evaluator, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of employability in disputes involving vocational rehabilitation and economic loss.