Going into WWII, the prevailing strategy of the US command was that takns were not to be used to engage enemy tanks in combat. Rather, tanks were to be the armored spearhead to breach enemy positions. Enemy tanks were to be dealt with by specialized weapons, aptly named tank destroyers.

An avid military vehicle enthusiast whose collection includes 10 Vietnam-era vehicles, it not surprising that most of his 100+ published books focus on US military vehicles. In June 2015, he was presented the coveted Bart Vanderveen Award by the Military Vehicle Preservation Association, given in recognition of "...the individual who has contributed the most to the historic preservation of military vehicles worldwide."