Car / Automobile Accidents Expert Witnesses: 11

4CA Consulting & Reconstruction is a General Accident Reconstruction Company, providing Expert Services in the field of Accident Reconstruction, including:

• A complete an unbiased accident investigation, using the latest investigative means such as Crash Data Retrieval & Analysis.
• Crash Scene Analysis and Documentation: Vehicles, light trucks, motorcycles.
• Seat Belts and Child Safety-Seats usage analysis
• Occupant injury kinematics, speed determination, time - distance, drag factor with use of Vericom Vehicle Computer System.
• Traffic Studies.
• Crash Animation / Simulation, Map scenes, Crash Zone, CAD.

About Kevin Forcier: ACTAR Certified Reconstructionist: #2054. Retired from the Pennsylvania State Police in April of 2010 after 25 years of service. Accident Reconstructionist since 1990, last four years as a full time Crash Analysis and Reconstruction Specialist responsible for the coverage of 3300 square miles of Northwestern Pennsylvania. Qualified Expert Witness in the field of Crash Reconstruction and related services.

Richard Stripp, PhD, is a nationally recognized expert in Toxicology providing services in all aspects of a Clinical and Forensic Toxicology. He has served as an expert consultant in 100’s of cases in the field of toxicology and pharmacology for attorneys, investigators, and physicians involved in forensic and clinical toxicological evaluations associated with ethanol, drugs of abuse, prescription medications and chemical exposure. Dr. Stripp provides unbiased expert case reviews involving drug effect on human performance, toxicity of iatrogenic/ therapeutic agents, lead and other toxic metals, carbon monoxide and environmental/occupational hazards. These services include, impartial evaluations involving drug impairment, overdose, toxic chemical exposure, medical issues associated with drug therapy, poisoning, and the role of drugs, alcohol, or chemical exposure in civil and criminal litigation. This covers a full breath of forensic medical-legal cases including:

• Analytical Toxicology and Laboratory Operations
• Review and Interpretation of Toxicology Reports
• Assessment of Impairment and the Role of Drugs/Alcohol in fatalities, accidental injury, overdose, MVA / DWI / DUI, criminal and civil litigation
• Insurance Claims
• To Serve as an Expert Witness: Experienced in Depositions and Court testimony
  • Forensic Toxicology Case Reviews
  • Litigation Support
  • Workers' Compensation
  • DUI/DWI
  • Drug and Alcohol Effects
  • Pharmacology Evaluations
  • Environmental/Occupational Chemicals & Toxic Chemical Exposure
  • Interpretation of Analytical Results and Drug Testing Cases
  • Continuing Education and Lectures
  • Chemical and Product Safety

Ralph Aronberg, P.E., has reconstructed over 1,500 accidents and has testified in over 150 jury trials, since founding the firm in 1983. He provides Expert Witness services in the areas of:

• Traffic accident reconstruction (cars, trucks, motorcycles and pedestrians).
• Vehicle occupant kinematics (seatbelts)
• Biomechanics
• Traffic engineering design (geometrics, signing, markings, signals and lighting)
• Sight distance analysis
• Hazardous roadway conditions
• Work Zone Traffic Control evaluation
• Evaluation of roadway curvature
• Traffic signal operations
• Pedestrian safety
• Computerized accident reconstruction and simulation
• Vehicle "black box" data retrieval (certified>

Mr. Aronberg is published in the fields of pedestrian / bicycle / motorcycle accident reconstructions, and 3 Dimensional Animations and Scientific Visualizations through the Society of Automotive Engineers. Mr. Aronberg is a Fellow member of the National Academy of Forensic Engineers, and certified as a Diplomat in forensic Engineering.

Dr. Jeffrey Buckholz is a practicing design engineer with over 40 years of experience in Traffic Engineering, Traffic Signal Timing, Signal Design and Signal Construction. He is also proficient in Pavement Marking Design, Roadway Signing, and Work Zone Traffic Control. Dr. Buckholz has authored 3 national training manuals in signal design, construction and inspection. He is a PE in 6 states: FL, GA, CA, MA, MI, OH and is a Professional Traffic Operations Engineer. Dr. Buckholz has been chief engineer of his engineering company for 30 years and was an Adjunct Professor at the University of North Florida from 2005 through 2007. He has served as an expert witness in over 220 cases. Past Project Experience:

• Traffic Studies
• Traffic Signal and ITS Design
• Traffic Signal Timing
• Signing and Pavement Marking Design
• Work Zone Traffic Control Design

Linnda Durre', Ph.D., Licensed Psychotherapist, (FL License #MH6058) is an expert witness, psychotherapist, family counselor, intern supervisor, international speaker, author, business consultant, adjunct college professor, and a magazine, Internet, and newspaper columnist. Her four areas of court expertise are Family Law, Personal Injury Law, Employment Law, and Criminal Law.

Litigation Support: With over 40 years of experience, she consults to attorneys and has been qualified as an expert witness in seven (7) states - Florida. Alabama, California, Arkansas, Georgia, Connecticut, and Washington - in the areas of Personal Injury, PTSD, Family and Couples Counseling, Divorce, Child Custody, Relocation, Drug and Alcohol Counseling, Sexual Harassment, Sexual Abuse by Psychotherapists, as well as Age, Race, Gender, and Sexual Orientation Discrimination. Her 400-page doctoral dissertation and research in the latter area was cited to pass legislation in several states.

Dr. Durre' hosted and produced three radio shows, two of which were call-in advice shows. She hosted and produced two call-in advice TV shows, including "Ask The Family Therapist," on America's Health Network, which was associated with Mayo Clinic and aired from Universal Studios Orlando.

She has appeared on Oprah, 60 Minutes, O'Reilly (twice), Today Show, Good Morning America, Canada AM, Daytime, Donahue (twice), Sally Jessy Raphael, People Are Talking, Home Show, Hour Magazine, Home and Family Show, Disney Channel, and the local and/or national news on NPR, PBS, CBS, ABC, NBC, CW, and Fox.

Dr. Durre' has been interviewed, cited, and/or quoted by the NY Times, LA Times, Forbes, WSJ, IBD, Business Week, SF Chronicle & Examiner, Toronto Globe & Mail, Albany Times Union, Atlanta Journal Constitution, Orlando Business Journal, Orlando Sentinel, Parade Magazine, Alternative Medicine Magazine, CNN Online, Washington Parent Magazine, Screen Actor Magazine, Florida Magazine, Orlando Magazine, Women's Health Magazine, and others.

View Linda Durre's Consulting Profile.

Evidence Solutions, Inc. (ESI) is a premier Data and Information Forensics company established in 1982 to help clients obtain, understand, and utilize all the data and information available to them.  We can analyze cell phones, computers, hard drives, EDRs, reconstruct accidents, provide trucking standard of care consulting, recover digital data, and provide expert witness testimony in our many areas of expertise. Our experts can help you understand what needs to be done, what should have been done, and what to do next.  Call us today so we can help you!

Litigation Support - Evidence Solutions' team of expert witnesses provide litigation services in digital forensics, auto and truck accidents, accident reconstruction, EDR forensics, sports injury, police standards and policies, CMV standards, Greek fraternity issues, product failure analysis, and medical record recovery and analysis.  No matter how complex the case, they can help you discover what happened and present it in a way that everyone can understand.

Areas of Expertise:

Digital Forensics Auto & Truck Accidents Cell Phone Forensics Accident Reconstruction Black Box Forensics Sports Injury Police Standards and Policies CMV Standards Greek Fraternity Issues

Product Failure Analysis Medical Record Recovery and Analysis Data Recovery Real Estate Transactions Financial Services General Aviation Military Aviation Trucking Brokerage Triangulation / GPS

 Featured ESI Experts:

John Ross - Commercial Motor Vehicle - Heavy Vehicle - Truck Driving Standard of Care Expert Witness

John Ross has been driving commercial vehicles professionally since 1993 and boasts a blemish-free, no violations record. His experience includes owner/operator, safety director, and compliance director. He has significant experience in safely transporting hazardous materials (HAZMAT) including oil field operations and transportation. John also has significant experience in loading, unloading, and load securement. 

Expertise: Commercial Vehicles (18 Wheeler), Commercial Vehicle Safety Facilitator, Tractor-Trailer Inspection, CMV Operations, HAZMAT Handling, HAZMAT Driving, Tractor Maintenance, Trailer Maintenance, Professional Driving, Standard of Care Expert, Trailer Loading and Unloading Safety, Truck Driver Actions, Truck Driver Responsibilities, Driver Qualifications, Driver Training, Federal Trucking Regulations (FMCSRs), State Trucking Regulations, Driver Training Instructor, Double & Triple Trailer Driving, Trucking Industry Safety Standards, Loading and Unloading of Hazardous Liquid Safety, Oil Field Heavy Trucking Expertise, Electronic Logs / Electronic Logging

Joseph Renda  - General Aviation - Unmanned Aerial Systems - Aviation Maintenance Expert Witness

Joseph Renda is an experienced General Aviation pilot with over 6,800 flight hours. He is FAA certified for Unmanned Aerial Systems, Single Engine Land, Multi Engine Land, and Instrument. Mr. Renda also has decades of experience in Aircraft Acquisition, Repair, and Sales including international acquisition. He has maintained and audited maintenance records and understands compliance and regulatory issues surrounding them.

Expertise: General Aviation Repair, FAA UAS Pilot (Unmanned Aerial Systems), Commercial Single Engine/Instrument Rating, Commercial Multi-Engine / Instrument Rating, Land Instrument Training, International Aircraft Acquisition, Airplane Paint and Interior Refitting, Photo and Video Marketing of Aircraft, Aviation Maintenance and Services, Aircraft Sales, General Aviation Pilot Standard of Care, Ultralight Instructor, Maintenance Record Keeping Requirements, Person-Machine-Environment Interface

Daniel J. Brown - Law Enforcement Standard of Care Expert Witness

Daniel J. Brown served in the Law Enforcement profession for nearly 22 years, with close to 28 years of combined policing and military service. He is a seasoned professional with proven leadership skills. He helped establish a municipal police department from inception and used this knowledge to re-build two different fledgling police departments as a police chief. Mr. Brown is a decorated military veteran of two branches of service, holds a graduate-level education, and is currently pursuing his Ph.D. His experience in law enforcement ranges from municipal, county, tribal, and military. He is also a graduate of the 267th Session of the FBI National Academy.

Expertise: Community Policing, Preventing Violence through Community Policing, Major Crimes Investigation, Police Policy and Procedure, Increasing Department Productivity, Municipal, County, Tribal and Military Law Enforcement, Threat Assessment and Management, Enhancing Community Trust, Intelligence Led Policing, School Resource Officers Management, Arizona Peace Officers, Advanced Accident Investigations, Criminal Jurisdiction in Indian Country, Firearms Instruction

View Evidence Solutions, Inc,'s Consulting Profile.

Christopher Gayner is the CEO of Expert Reconstruction Company and has more than 30 years of professional experience with over 1300 Traffic Accident cases involving Automobiles, Trucks, Buses, Trains, Motorcycles, Bicycles and Pedestrians. Mr. Gayner has testified over 300 times in trials, depositions, mediations and arbitrations. He is ACTAR certified and a Member of the Society of Accident Reconstructionists and the Society of Automotive Engineers. 

Areas of Specialization:

• Accident Reconstruction (Manual and Computer-Aided)
• Human Factors
• Occupant Dynamics
• Bio-Mechanics
• Restraint Systems (Seat Belts & Air Bags)
• Product Defects
• Crashworthiness
• Vehicle & Scene Inspections
• Accident Scene and Vehicle Crush Damage Assessment
• Crash Data Retrieval
• Photographic Documentation and Interpretation
• Expert Witness Testimony

Timothy W. Monsees, is a partner with the firm of Monsees & Mayer, P.C. For over 30 years, he has focused his practice on litigating complex Personal Injury cases.

Background - Mr. Monsees graduated with honors from the University of Missouri-Columbia School of Law in 1981. He is admitted to practice in Missouri, Kansas and Texas. Mr. Monsees is recognized by Best Lawyers in America, Missouri Super Lawyers, Kansas City Business Journal “Best of the Bar”, and for many years has been recognized by Martindale-Hubbell with an “A/V” rating. He regularly presents at seminars helping to instruct other attorneys on trial practice skills.

Mr. Monsees restricts his practice to representation of injured parties in litigation of product liability, construction & industrial accidents, professional negligence, and medical malpractice. Mr. Monsees’ firm has received national recognition for litigation related to injuries from defective sporting equipment and from defective firearms.

Litigation Support - Mr. Monsees provides expert witness services for counsel representing injured parties. He addresses issues related to rules violations, time limits, discovery omissions, trial strategies, procedure, standard of care, and ethical violations.

Areas of Expertise:

• Legal Ethics
• Legal Malpractice
• Medical Malpractice
• Personal Injury
• Demonstrative Evidence / Exhibits

View Timothy Monsees' Consulting Profile.

Mukul K. Verma, PhD (University of Michigan) brings more than 35 years of engineering & R&D experience to his consulting practice in the areas of vehicle engineering, automotive safety and mechatronics systems design. His experience includes multiple asignments in automobiles’ design and testing at one of the largest vehicle manufacturers the USA. In addition, he has significant R&D experience which led to several advances in automotive engineerin. These include areas such as automatic crash notification systems for post-crash protection, vehicles designs & pedestrians’ safety, airbag & passive protection systems design, motorcycle dynamics, heavy truck rollovers, etc. Also in his role as technical expert, he led international industry-wide teams of experts to successfully develop engineering solutions to urgent problems in traffic safety. 

As a consultant, he has worked with the US National Highway Traffic Safety Administration and the Environmental Protection Agency on future lighter vehicle designs and their occupants' protection in traffic accidents. He has also provided consultation to overseas government organization and research agency on electric vehicles' functional issues and traffic safety, as well as on test facilities.

Dr Verma has also taught several graduate-level and professional courses at universities in Mechatronics and Mechanical Engineering, Intelligent vehicle systems, Structural dynamics analysis and Vehicle Design Integration. He has published more than thirty papers in peer-reviewed journals and at international conferences and has been active in professional organizations as invited speaker, session chairman and organizer. He is well-known for his expertise in Vehicle Engineering and Traffic Safety and his interviews and opinions have appeared in US and in international media on several occasions 

Litigation Support – Dr. Verma’s recent litigation-related work has been in two fields-

(a) Product Liability cases related to the performance of automobiles and components in accidents in the area; and (b) Intellectual Property claims related to mechatronics systems in automobiles and the validity / infringement of patents.

 View Dr. Verma's Consulting Profile.

Steven A. Eisenberg, FSA, MAAA has 50 years actuarial experience. He offers litigation support nationwide with regard to personal injury and wrongful death economic damages, appropriate mortality, life expectancy (note: population tables, that have not been modified by an actuary for lifestyle, chronic illnesses, family history, result in unreasonably long life expectancies), interest (discount) rates, future increases in income (note: historical experience indicates that wage inflation rates are lower than discount rates). His litigation support also includes life insurance product design and pricing, COI development development and management, compensation, illustrations, administration and management services, policyholder tax issues, and product appropriateness.

Background Experience - Throughout his career, Mr. Eisenberg worked extensively in litigation support as an expert witness including actuarial design, administration and illustration of various life insurance and annuity products, both traditional and non-traditional, universal life (or excess interest products), and both general account and separate account variable insurance products. His expert work includes pricing these products and developing appropriate actuarial assumptions (e.g. mortality and life expectancy, interest and discount rates, agent or broker compensation and expense assumptions).

He is also a co-inventor of several patents dealing with financial derivatives(swaps) relating to longevity and mortality mitigation.

In 1986, Mr. Eisenberg pioneered the development of large case COLI and BOLI and unwind strategies that are still used today. He is a renown expert in designing, developing, and evaluating BOLI and COLI programs for insurance companies, banks, other financial institutions, brokers and litigation clients. This includes developing appropriate actuarial assumptions (mortality and longevity, COI management, lapses and surrenders, expenses, taxes, interest and discount rates, compensation, policy dividends and life insurance company profitability and investment exposure (disintermediation)). He also developed administrative procedures, sophisticated illustration systems (for example, utilization of policy loans and partial surrenders) and insurable interest issues. His expertise includes policy owner tax issues (e.g. Section 264, 7702, 7702A, 1035) and legislative changes. He has evaluated the appropriateness of these products (general or separate account including stable value) for corporate and bank policy owners, including the accounting and financial impact to the policy owners.

Mr. Eisenberg is a Fellow of the Society of Actuaries (1973) and a Member of the American Academy of Actuaries (1975). He has served as an Instructor of Actuarial Science at Georgia State University and delivers lectures and seminars to associations throughout the United States.

His services are offered to clients nationwide.

Litigation Support - Mr. Eisenberg currently provides expert litigation support for all aspects of life insurance and personal injury. He is a renowned expert in:

COLI / BOLI Product Design Assumptions & Contracts Tax History Broker Consultant Third Party Administrator

Marketing and Administration Compensation and Standards of Practice Benefit Funding and Financial Analysis life settlement Loss Determination Personal Injury economic Damages Life Expectancy and Mortality

View Steven Eisenberg's Consulting Profile.

Catherine Witt specializes in Temporary Traffic Patterns during construction operations, maintenance operations, utility operations, and special events. Any time the motorist traffic pattern is changed there are specific requirements. Ms. Witt and her team are familiar with the requirements on a national level, in all 50 states, the state specific requirements and job site specific based on contracts.

Experience: Ms. Witt and her team have a total over 100 years experience in the Traffic Safety Industry. She has trained over 20,000 construction, maintenance, utility and law enforcement workers in the requirements nation wide and started out doing installation over 25 years ago. Ms. Witt then worked for the City of Overland Park, KS doing design, plan review, special events and in house training.

Catherine Witt provides litigation consulting and expert witness services for legal cases involving fatalities, catastrophic injuries, personal injuries, and workplace safety. She has expertise in Work zone safety and OSHA regulations for construction, utilities, special events, emergency response and maintenance. Ms. Witt's expert witness services are available to attorneys for both Plaintiff and Defense.

Areas of Expertise:

Roadway Worker Safety Temporary Traffic Control Flagger Operations Mobile Operations Installation and Removal High Visibility Safety Apparel Adequate Signing Adequate Channelization

Appropriate Tapers Traffic Safety Compliance with Plans and Standards Compliance with Jurisdictional Requirements Special Events Emergency Response Multi Jurisdictional / Multi Employers P3

View Catherine Witt's Consulting Profile.