Science of Speed: Tires and Pressure

NASCAR tires don't have "air pressure" because they're filled with nitrogen. The culprit responsible for increasing tire pressure during a race is friction. Using dry nitrogen gas helps the team predict how hot the tire will get and how much the pressure will "build" during a race. … [Read more...]


Passing the vehicle in front you is one of those things we do often but don’t give much thought. Once the decision to pass a vehicle in an urban environment realize and remember that you and your car are going to be spending a good deal of time in the wrong lane. To give you an idea of how much time and distance, if you are traveling at 50 mph and passing someone going 40 mph, you will need about … [Read more...]

Using APPS For Ground Transportation – By Stewart Resmer

Direct all comments to Stu at There is a growing multinational transportation trend that is quickly reaching critical mass. This trend has resulted in violence in France and has a potential for random violence to spread to other counties including the US. That trend involves the use of APPS for street hails for ground transportation services. Black car services and Taxi … [Read more...]

Waze – My New Friend Samantha – and The Science of Driving

This article has been removed from the Security Driver web site. The article is available in the Resource Center located on the International Security Driver Association (ISDA) web site. The Resource Center is a fee based password protected area and is the gateway to the industry’s largest collection of educational information and resources for the Security Driver - Secure Transportation - and … [Read more...]


This is an old booklet, written in the late 80’s by Tony Scotti on how to avoid vehicle attacks, specifically carjacking. The book was written when carjackings were prevalent. It was written as a marketing tool for a company that made shatter proof glass. It covers the ingredients necessary for a successful ambush, and what a driver can do to mitigate vehicle violence.  It became popular with the … [Read more...]