John Kwasnoski has been a Professor of Physics for 30 years. He is one of the most sought after accident reconstructionists and police-prosecutor trainers in the country. He has served as an expert in several cases of national significance, including: S. Carolina v. Susan Smith (a mother's drowning murder of her two sons) and U.S. v. Makharadze (the "Russian Diplomat" case).

Kwasnoski has co-authored three best-selling books: Investigation and Prosecution of DWI and Vehicular Homicide, Officer's DUI Handbook, and Courtroom Survival: Making the Traffic Officer a Powerful Witness, all published by LEXIS Law Publishing of Charlottesville, VA. He is the creator of "CRASH - The Science of Collisions", a science program for reducing teenage traffic fatalities, expected to be in use in 1000 high schools by the year 2000. He has written and lectured extensively on the subjects of "Accident Reconstruction" and "Effective Courtroom Testifying."

Professor Kwasnoski has taught for the National College of District Attorneys, the National Highway Traffic Safety Administration, the National Traffic Law Center and the American Prosecutors Research Institute, for whom he authors articles for their quarterly newsletter, "Between the Lines". He and attorney Gerald N. Partridge have taught together on the national level for more than six years.