I have 12 years of experience, and specialize in the field of accident reconstruction, forensic consulting and animation with specific knowledge in the areas of vehicle accidents, ballistics and 3D animation. I have published on such topics as animation and demonstrative aids, computers in accident reconstruction. I have testified 48 times on topics such as accident reconstruction, forensic consulting and 3D animation. I was invited to participate as the expert in the ABOTA, Masters in Trial series of seminars.