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Forensic Consulting Services

Exigent's forensic experts are leaders in their respective fields. They are accomplished scientists with proven track records of achievement in research, teaching and industry. Time and time again, the application of their on point knowledge and expertise in litigation matters in support of clients' theories of liability or defense strategies has proven to be key in successful case resolution.

Expert Witnesses in Toxicology, Immunology and Human Factors

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Real-world credentials. Industry expertise. Courtroom experience. Exigent’s experts have what you need to secure more successful case outcomes. We help demonstrate the value and strengths of your case by backing it up with the right scientific and technical expertise.

Meet Our Forensic Experts

Michael McCabe Jr., Ph.D., DABT

Dr. McCabe is an internationally trained and nationally recognized scientist with a proven track record of accomplishment in toxicology and related disciplines. He has broad-based knowledge and possesses a depth of understanding and experience necessary to analyze exposures to a wide variety of chemicals and drugs and to assess the relevance of such exposures to human health and diseases as well as human performance.

Dr. McCabe applies his extensive scientific research and teaching experience to litigation matters involving, but not limited to, toxic torts, workers compensation claims, product liability, medical malpractice and personal injury cases. His participation on numerous government scientific review panels contributes to his ability to understand both sides of an issue, while his background as a medical and graduate school lecturer allows him to explain complex concepts in an easily understood way.

Dr. McCabe provides medico-legal support to both plaintiff and defense counsel and has testified in civil and criminal litigation in numerous state and federal courts. Dr. McCabe is board certified in toxicology as a Diplomate of The American Board of Toxicology.

Nancy Grugle, Ph.D., CHFP

Dr. Grugle is an expert in human factors and ergonomics. She investigates the way in which human performance is affected by factors including fatigue, distraction, and impairment and how performance is impacted by the design of technology and the work environment. Dr. Grugle applies her expertise toward forensic casework involving motor vehicle crashes, workplace mishaps, and premises safety.

Dr. Grugle has academic, research and industry experience in human factors engineering research and design. She was awarded competitive human factors research grants from the National Science Foundation, the Ohio Department of Transportation, and the Cleveland State University Transportation Center and her research has been published in national and international peer-reviewed journals.

Dr. Grugle conducts investigations for both plaintiff and defense counsel and has testified in both state and federal courts.

Jeff Jannarone

Mr. Jannarone uses his experience to address the standard of care in the sale or service of alcohol and its compliance with state/local laws, the role active or passive security may play in personal injury matters, the hiring, training and supervision of security personnel and the responsibility of first responders and local, state and federal departments to provide for citizen safety.

Jeff Jannarone is one of only four master trainers for the national Techniques of Alcohol Management (TAM) program, which deals with the safe service of alcoholic beverages by licensees, managers, bartenders and servers. In this capacity, he has provided training for numerous public and private establishments and venues, including the National Restaurant Association, New Jersey Licensed Beverage Association, universities, stadiums and national chain restaurants.

Jeff Jannarone is a master instructor for the National Nightclub Security Council as a Club Protection Specialist and has over 30 years of experience instructing public and private security personnel on the policy and procedures necessary to meet the standard of care required for premises liability matters.

Jeff Jannarone has extensive, hands-on experience in personal injury matters involving public safety concerns regarding fire, police and EMT personnel. His public safety expertise includes serving as Commissioner of a municipal fire department where he volunteers as a firefighter and continues to utilize his EMT knowledge. As a retired police officer with supervisory and street level responsibilities, Mr. Jannarone performed hundreds of standardized field sobriety tests, motor vehicle crash investigations and arrested violators of the law.

Jeff Jannarone provides support for both plaintiff and defense counsel in civil and criminal litigation. He holds a M.S. in Administration and a B.S. in Criminal Law.

Donald A. Fox, Ph.D., ATS Fellow, ARVO Fellow

Dr. Fox is a highly credentialed internationally-recognized toxicology educator, lecturer and researcher with broad training, expertise and experience in the disciplines of toxicology and pharmacology, neurotoxicology and neuropharmacology, ocular and retinal toxicology, environmental and occupational toxicology, and human health assessment.

He has specific expertise in the areas of alcohol, marijuana/cannabis, opioids and other drugs of abuse, carbon monoxide, lead, pesticides, solvents, nutraceuticals, and drug-drug interactions. He has spent 40 years studying the adverse effects of chemical, biological and physical agents on man and experimental animals during development, childhood and adulthood. Dr. Fox has applied his broad expertise in toxicology and pharmacology as well as his specific areas of expertise towards specific causation analysis as well as resolving disputes related to exposure to alcohol, chemicals, drugs, and gases; to their adverse effects and interactions on human behavior and health; and to wrongful deaths. He has been deposed numerous times and has testified in state and federal courts as an expert witness.

has specific expertise in assessing causation [general and specific] and testing for the following: alcohol and DUI, amphetamines, benzodiazepines, marijuana/cannabis and synthetics, opioids and other drugs of abuse, carbon monoxide, lead, pesticides, solvents, nutraceuticals, and drug-drug interactions. He has spent 40 years studying the adverse effects of chemical, biological and physical agents on man and experimental animals during their development, childhood and adulthood. Dr. Fox has applied his broad expertise in toxicology and pharmacology as well as his specific areas of expertise towards specific causation analysis as well as resolving disputes related to exposure to chemicals, drugs, and gases; to their adverse effects and interactions on human behavior and health; and to wrongful deaths. He has been deposed numerous times and has testified in state and federal courts as an expert witness. Dr. Fox has received numerous prestigious research and teaching awards, been elected as an officer in national and international organizations, served on national and international advisory committees, served as Associate Editor and on Editorial Boards distinguished journals, and published 100+ peer-reviewed research papers and book chapters as well as scientific technical reports over the past 40 years.

John Cocklin

John Cocklin has unique experience in police practices, Dram Shop litigation and retail alcohol
issues derived from a 34-year law enforcement career with the New Jersey Attorney General’s
Criminal Justice (DCJ) and Alcoholic Beverage Control (ABC) Divisions.

As Chief for the ABC, Mr. Cocklin supervised over 17,000 matters involving more than 10,000 alcoholic beverage related businesses. Investigations included underage patrons, visibly intoxicated patrons, acts of violence and other criminal activity.

As Chief at DCJ, Mr. Cocklin supervised 400 Detectives and Investigators in various criminal investigation and training bureaus. He was a commanding member that established the first Statewide Police Shooting Response Team. As a Deputy Chief, he commanded the DCJ Internal Affairs and Prosecutor’s Supervisory Bureau investigating criminal conduct, professional misconduct, use of force, and code of ethics violations of DCJ, the county prosecutor’s offices and the police training academies.

Mr. Cocklin holds a Bachelor of Science with majors in Criminal Justice and Accounting and a Master of Business Administration. He was a 25-year police instructor with additional certifications in firearms and Range Safety.

Donald Decker, CPP

Don is a trained and experienced premises security and police practices professional with approximately 45 years of experience. His broad expertise comes from his experience in all areas of security and police practices: as a security guard and supervisor, as a law enforcement officer and supervisor, and as a private investigator.

Don analyzes issues involving the actions of security personnel and security guard companies, law enforcement officers and departments, and premises managers and owners. He has additional expertise in the areas of insurance fraud investigations and insurance liability investigations.

Don is experienced in assessing the adequacy of security, crime foreseeability, and the actions of personnel in varying premises; including residential buildings, commercial businesses, parking facilities, and alcohol-service establishments. His expertise includes active and passive security measures, including Crime Prevention Through Environmental Design (CPTED), and event safety and security. Don is a Certified Protection Professional and a certified security guard instructor. He is a member of ASIS International and The Association of Former New Jersey State Troopers, Inc.

Christa Bakos, R.N., CWCN

Christa Bakos is a licensed Registered Nurse with 20 years’ experience working in Hospitals, Outpatient Centers, and Home Health. Ms. Bakos’ casework involves the investigation of nursing care related to wounds, pressure ulcers, skin care, critical care, falls, strokes, documentation, assessments, facility policies, procedures, operations and staffing.

Her years of clinical experience and management in hospitals, outpatient centers, and home health supports Ms. Bakos’ strong knowledge base regarding nursing standards of care, facility operations, policies and procedures, and federal regulations. Ms. Bakos currently works in the Home Health setting providing nursing care and education to homebound patients.

Ms. Bakos graduated from Iowa State University with a Bachelor of Arts degree and College of DuPage with a Nursing Degree. She received her Paralegal Certification from Roosevelt University and completed graduate coursework in Wound and Ostomy Care at Metropolitan State University. Ms. Bakos is a Certified Wound Care Nurse (CWCN).

Stacy Donnelly, R.N., B.S.N.

Stacy Donnelly is a licensed Registered Nurse with 20+ years’ experience working in Nursing Homes, Skilled Rehabilitation Facilities, and Continuing Care Retirement Communities. As a Director of Nursing she focused on, among other areas, the Federal, State, and Local Regulations.

Her involvement in these settings has contributed to her extensive experience in developing policies and procedures, investigating incidents and unusual occurrences, auditing patient care, monitoring adherence to policies and procedures, providing education to staff, and ensuring the compliance with the Federal, State and Local Regulations. Ms. Donnelly’s casework frequently involves investigations into falls, weight loss, dehydration, elopement, wrongful death, sexual assaults of Nursing Home residents, resident abuse and negligence, facility policies, procedures and staffing.

Her years of experience with both hands-on care from a nursing assistant through charge nurse and nursing management as a Director of Nursing has given her a strong knowledge base of standards of care, facility operations and facility policies and procedures, and Federal Regulations. Ms. Donnelly also has experience working with school aged children and adolescents within the school setting. Her casework involves investigations into the assessment, planning and treatment for the care provided to children and adolescents within the school environment. Ms. Donnelly graduated from Allentown College of St. Francis de Sales with a Bachelor of Nursing degree.

Committed to Accountability, Accessibility, and Transparency

Strong and effective expert testimony does not just happen on trial day. It takes a foundation of expert qualifications, case-specific technical objectives, sound investigations and effective communication of results. With Exigent, you get it all.

Manage Costs

Let's face it, having an expert witness work on your case can be costly. The Exigent team of experts are upfront about and mindful of costs and strive to provide you with value while assisting you to secure a successful outcome.

Leverage Dedicated Experts

Not everyone with a scientific, medical or technical background can be an effective expert witness. Exigent's forensic experts have extensive courtroom experience and track records of effective performance and skillfully delivering compelling testimony on the witness stand.

Depend on Our Responsiveness

Timing is everything in litigation cases — and our resources, experts and support are available, right when you need them most.

Apply a Custom Forensic Solution

Our forensic experts have the knowledge and resources to provide a customized approach tailored to every individual case.

This is a market-leading team and adds to our position as a leading expert provider of medical-legal services. We aim, as in all our verticals, to be the number one player in each of our chosen markets. We see real synergy with our analytics team who have been driving change in the litigation market.

David Holme

Exigent CEO

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