Designing the swimming car, the Doodlebug and the Panzer tank was all in a day’s work for Ferdinand Porsche

The aggressive character of the famous German sports car, in a sort of sympathetic magic, often transfers itself to owner-drivers. The joke goes: ‘When you get into a Porsche, you feel you want to invade Poland.’ In this fascinating and meticulously researched book, Karl Ludvigsen investigates the genetic spiral that gave Porsche cars the character of weaponry.