Video Analysis Expert Witnesses

Dana Point, California

Animations, Land Surveying - scene mapping, scene visualization, sightlines, stopping sight distance, scene reconstruction, topographic mapping, passing sight distance, photogrammetry, visual demonstratives, as-built mapping, spatial data visualization, video analysis, animations, GPS data analysis, spatial data analysis, photo analysis

Steyn Visagie is a licensed land surveyor, forensic animator, and FAA-certified remote (drone) pilot. He holds a Bachelor of Science in Surveying from the University of Cape Town and is a licensed professional land surveyor in California and Virginia. With a decade of experience in the forensic industry, he has worked with litigators and experts in accident reconstruction, injury biomechanics, traffic engineering, and human factors. Steyn has inspected, surveyed, reconstructed, analyzed, and visually represented hundreds of scenes - ranging from car and train accident scenes to ski slopes, trampoline parks to prison cells, police shooting scenes to polo fields, and even an exploded gas line to a "haunted house of horrors". If visualizing and understanding the spatial characteristics of a scene is a key component of your case, I can help.

Sacramento, California

Video, Photography & Imaging - Visibility, Daytime Visibility, Nighttime Visibility, Visibility Study, Visibility Analysis, Human Factors, Video Analysis, Photography, Photo Analysis, Photogrammetry, Mapping, Visual, Drone, UAV, Aerial, GIS, Animation, Photomodeling, 3D, Lighting

Paul Jacobs provides animation and simulation services to aid in the understanding of complex events, as well as photography, video and technical services for controlled event reenactments, especially as related to daytime and nighttime visibility. Paul works in collaboration with counsel, accident reconstruction, human factor, and other specialized experts to fairly and accurately reconstruct incidents for fact finding, documentation and evidentiary purposes. Paul Jacobs specializes in the visualization of forensic principles and the production of effective demonstrative exhibits that assist counsel in presenting complex, factual information in an understandable way, and provides supporting testimony. Paul specializes in visibility analysis. A visibility analysis documents an event participant’s ability to visually detect a stimulus. Daytime, nighttime, and low light visibility studies use photographic, video and metric data capture of controlled tests to document scene elements i...

Tallahassee, Florida

Slip Trip & Fall, Accident Reconstruction - Tractor Trailer Reconstruction, Automobile Reconstruction , Failure Analysis, Video Analysis, Motorcycle Reconstruction, Bicycle Reconstruction, Pedestrian Reconstruction, Maintenance of Traffic, Crash Data Retrieval, Blackbox data, Walkway Auditing, Premise Safety , Premise Liability, Safety Engineering, Constuction Zones, CDL

Carter Chapman is a licensed Professional Engineer specializing in accident reconstruction. He has a Bachelor of Science degree in Civil Engineering from Florida State University. Carter is experienced in accident reconstruction, civil site design, premises safety, and safety engineering. He is recognized as a Certified Safety Professional (CSP), Walkway Auditor Certificate Holder (WACH), and is certified in crash data retrieval. Carter has also reconstructed crashes involving commercial vehicles, passenger vehicles, agricultural equipment, motorcycles, bicycles, personal mobility devices, pedestrians, and he is Advanced Maintenance of Traffic (MOT) certified. Carter also his commercial drivers license and motorcycle endorsement.

Sarasota, Florida

Accident Reconstruction, Mechanical Engineering - MOT, Temporary Traffic Control, Construction zone, Heavy vehicle, Commercial vehicle, Headlight and lighting analysis, Infotainment data analysis, Visibility and photometric analysis, Vehicle EDR black box analysis, Human factors analysis, Video analysis, Drone Pilot, FL

As an engineer, Mr. Barshinger applies the principles of design, analysis, testing, and safety to forensic evaluations involving traffic accident investigation and reconstruction. His professional background includes mechanical engineering positions in the manufacturing and consulting industries. His manufacturing experience includes assembling and testing electronic components and various products. Mr. Barshinger has been involved in product defect allegation cases involving a wide range of products. He has received specialized training in accident reconstruction and traffic collision investigation. His training also includes preserving and analyzing data stored in vehicles such as airbag modules, engine control modules, GPS, and infotainment systems, as well as video footage analysis from various sources. He conducts vehicle accident and mechanical component investigations for clients throughout the southeast United States. Mr. Barshinger has also reconstructed crashes involving c...

Tallahassee, Florida

Accident Reconstruction, Failure Analysis - Accident Reconstruction, Drone, Commercial Vehicles (CMVs), Pedestrians, Failure Analysis, Product Failure, Agricultural Equipment, Video Analysis, Slip Trip and Falls, Event Data Recorders (EDR), Motorcycles, GPS, Downloads, Mechanical Component Investigation, Bicycles, Infotainment

Jake Boynton is a licensed Professional Engineer (P.E.) specializing in accident reconstruction, failure analysis, and slip, trip and falls. He has a Bachelor of Science degree in Mechanical Engineering from the University of Central Florida and is a certified Crash Data Retrieval (CDR) technician, SolidWorks Professional in Mechanical Design, and licensed drone pilot. Jake has investigated hundreds of accidents ranging from passenger vehicles, motorcycles, pedestrians, and commercial motor vehicles.

Lincoln, Nebraska

Digital Forensics, Computers - Computer Forensics, Digital Forensics, Mobile Forensics, Cell Phone, iPhone, Android, Email, Meta Data, Data Recovery, Deleted Files, Video Analysis, Image Analysis, RAM, Data Loss Prevention, Insider Threat, Cybersecurity, Cybercrime, FBI, Forensic Analysis, Computer Investigation

Stacy Eldridge is a former Senior Forensic Examiner with the FBI, and began her security career over 20 years ago in the FBI. Today, she is a leading force behind Silicon Prairie Cyber Services, bringing two decades of digital forensics and cybersecurity expertise to the company. Stacy's services include iPhone forensics, Android Forensics, digital forensics, litigation support, expert witness testimony, cybersecurity consulting and teaching . As a respected educator, she is an adjunct professor teaching digital forensics and cybersecurity classes for OSU and Bellevue University, and she also coaches IACIS. Stacy's passion goes beyond just finding evidence - it's about understanding it and helping others comprehend its significance. With a keen eye for the truth, Stacy's unwavering dedication to her craft makes her a trusted authority in digital forensics and cybersecurity. Whether it's a complete digital forensics examination, a second opinion, or a report review, Stacy offers a n...

Brentwood, Tennessee

Video, Audio - video forensics, video enhancement, video analysis, forensic video, audio forensics, audio enhancement, audio analysis, forensic audio, voice forensics, voice enhancement, image forensics, image enhancement

Principle Forensics is a national media forensics laboratory. We recover, authenticate, enhance, and analyze all types of recorded evidence, including video, audio, and digital images. And we back all our work with experienced, highly trained, expert testimony. Nick Barreiro, BAC, AVFA, DIVRT, is a certified Audio Video Forensic Analyst and the founder of Principle Forensics.  He is an FBI-trained member of the Digital Imaging and Video Recovery Team.  Mr. Barreiro works with attorneys representing plaintiffs and defendants in civil or criminal matters in which audio, video, or image evidence plays a key role.  He has extensive experience on the witness stand and has enhanced and analyzed digital media from simple slip-and-fall cases and minor traffic accidents to complex investigations such as homicides and officer-involved shootings.  He has testified 100s of times in criminal cases, civil cases, arbitrations, and depositions. Mr. Barreiro holds a bachelor’s degree in Communic...