Photography & Imaging Expert Witnesses

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 forensic 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 specializes in conducting and documenting visibility studies. A visibility study is the assessment and accurate recording, processing, and presentation of still or motion images, typically of a daytime or nighttime scene. A visibility study is meant to document the ability of 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 impacting visibility such as: lighting, contrast, glare, occlusions, conspicuity and anomalies. Upon leaving a career in ...

Trumbull, Connecticut

Video, Photography & Imaging - Forensic Video Analysis, Image Clarification, Security Video, Surveillance Video, Cell Phone Video, Photogrammetry, Reverse Projection, Video Production, Day in the Life Video, Drone Video & Drone Photography, Digital Media, 3D Representation & 3D Graphics

Steve Kline has worked as a video and digital media professional since 1994, dealing with encoding, audio and video engineering, production, multimedia and 2D/3D graphics, and live streaming technologies. This has laid a strong foundation and natural bridge for his work in Video & Audio Forensics. Steve began aiding police, lawyers, and private security firms in 1996 - adding video expertise in armed robbery, hit and run, and homicide cases. In 2007 Steve worked CT's last Death Penalty case which started a long working relationship with the CT State Attorney's Office. Since 2007, Steve has worked on dozens homicide cases, processing video for both investigations and prosecutions. Through this work, he gained respect from both sides of the case, being hired by defense attorneys for some of their subsequent cases. Steve prides himself on finding hidden information that many overlook. This often stems from precise processing for image enhancements to gain the best quality, whil...

Rochester, New York

Printing, Photography & Imaging - Printing, Photography, Imaging, Chemistry, Materials Science, Nanotechnology, Microscopy, Electronics, Flexographic Printing, Offset Lithography, Gravure, Inkjet, Screen Printing, Packaging Science, Graphic Media, Hyperspectral, Spectroscopy, Profilometry, Ink, Statistics

In addition to being a Professor, Bruce E. Kahn, Ph.D. is an expert witness, researcher, analyst, lecturer, author, and consultant. He has a diverse multidisciplinary background in many areas including functional printing (2D and 3D), additive manufacturing, advanced manufacturing, photography, imaging, inks, materials science, nanotechnology, and chemistry. He has been involved in functional printing and additive manufacturing since 2002, and nanotechnology since 1990. In addition to working with academic, commercial, legal and governmental organizations, he writes books, articles and reports, and conducts training sessions and workshops in the US, Europe, and Asia. In 2014, he received the Flexi award for technology leadership in education from the FlexTech Alliance. Dr. Kahn has served as an expert witness 5 times, including cases on environmental remediation (Superfund cleanup), patent infringement, trademark infringement, and patent invalidity. He has been deposed 4 times (so ...

Falls Church, Virginia

Electrical Engineering, Photography & Imaging - Signal Processing, Image Processing, Video Processing, Optics, Imaging, Cameras, Sensors, Medical Imaging, Compression, Image Quality, Image Reconstruction, Image and Video Analytics, Magnetic Resonance Imaging (MRI), Patent Disputes, Patent Infringement, Deep Fake Detection, DeepFakes

Dr. Dagher’s Expert Witness experience spans the entire field of Imaging Systems, from the design of Optical & Sensor Systems to the research and development of Image and Video Processing and Analysis Algorithms. Dr Dagher has 5 year experience in depositions, writing reports & rebuttals, valuations, patents and intellectual property. Dr. Dagher has testified 5 times on topics ranging from Inter-Pares Patent disputes, patent infringement, personal injury and class-action lawsuits. Career highlights include: — More than 25 years of Research and Development experience in Imaging Science. Dr. Dagher is currently Director of Research & Development at a startup company in the DC area. — Formal education & decades of hands-on experience in Signal and Image Processing such as Image and Video Compression, Computer Vision, Image Enhancement, Image forensics, Image Analysis, Machine Vision, Image Reconstruction, Image Quality, Inverse Problems, Deep Fake Generation and Deep Fake Detecti...