Donald L. Hess

Biography

Donald L. Hess is President of DLH Associates, Inc. He has provided expert witness services since 1996 and has been involved in over 500 cases in state and federal courts. He has driven nearly 2 million safe cross-country trucking miles, worked more than 25 years as a driver trainer, and has 45+ years of motorcycle riding and training experience. He holds a Class A CDL with all endorsements (doubles-triples, tankers, bus, motorcycle, hazardous materials) and a current USDOT medical certificate. His work covers commercial driver training standards and what drivers are trained to do in given situations, plus CMV crash analysis, vehicle crash analysis more broadly (trucks, tractor-trailers, buses, forklifts, motorcycles), driver behavior, dock and warehouse operations, forklift safety, and loading/unloading procedures. His awards include the American Trucking Associations' Million Mile Driving Award and the Truckload Carriers Association's Lee Crittenden Award (2009). He is a charter member and two-term president of the National Association of Publicly Funded Truck Driving Schools and has held numerous national board positions in trucking and education associations.

Credentials & Certifications

• Class A CDL, fully endorsed
• Current USDOT medical certificate
• ATA Million Mile Driving Award
• TCA Lee Crittenden Award (2009)

Fee Schedule

Rate and testimony history not yet confirmed by this expert — contact WitnessDirect for current pricing.

Related Reading

• How to Vet an Expert Witness: A Qualifications Checklist
• The 2026 Expert Witness Fee Guide

Is this your profile?

Listed here? Send us corrections — no account needed.