I have 37 years of experience and specialize in the field of traffic safety with specific knowledge in the areas of federal Motor Vehicle Safety standards, highway traffic defect investigations and National Highway Traffic Safety Administration rulemaking procedures. I have published on such topics as National Highway Traffic Safety Administration safety defect investigations, federal motor vehicle safety standards and National Highway Traffic Safety Administration activities relevant to trucking litigation. I have testified 99 times on topics such as the nature of federal motor vehicle safety standards as minimum standards, rollover and roof crush, and defects in vehicles and equipment, including tires.