I have 32 years of experience, and specialize in the field of accident reconstruction with specific knowledge in the areas of traffic collisions, industrial accidents and occupant kinematics. I have published on such topics as low speed accident investigation, collision investigation for attorneys and getting published as an accident reconstruction expert. I have testified 99 times on topics such as collision reconstruction, speed estimates and occupant kinematics. I am a published author and owner of a small publishing firm specializing in textbooks related to accident investigation and forensic analysis.