higher than those of the Porsche 917/30, but higher than most current racing cars. Piëch was also behind the Volkswagen Phaeton luxury saloon, which was intended as a rival to other German luxury cars, but the sales of the model have been disappointing. Porsche ownership Piëch owned a significant share of Porsche, exactly 10%. In order to prevent discussions among the many family members, a policy was established in early 1972 that no Porsche family member is allowed to be involved in the management of the company. Even company founder Ferry Porsche, Piëch's uncle, only held a seat on the supervisory board of Porsche after the company's legal form was changed from a limited partnership to a private legal company. This made Piëch move to Audi after the foundation of his engineering bureau. Personal life Piëch reportedly had 12 children from four different women, though an obituary published by The Detroit News mentioned him having 13 children. He was married to his second wife Ursula Piëch from 1984 to his death, he lived with her in retirement in Salzburg, Austria. One of his sons, Toni Piëch, is the founder of car company Piëch Automotive. He was dyslexic, and had a vast car collection that included two Bugatti Veyrons regularly driven by him and his wife. Piëch collapsed suddenly on 25 August 2019 while having dinner with his wife in Aschau near Rosenheim, Oberbayern. He was rushed to hospital, where he was pronounced dead shortly thereafter. A specific cause of death wasn't released. Personality and management style An engineer by trade, Ferdinand Piëch was both known for his intricate involvement in product development from a technical standpoint, as well as his domineering personality. Piëch has been behind the development of multiple significant and influential automobiles, including the Porsche 911, Third generation (C3) Audi 100, Audi Quattro and Bugatti Veyron. Automotive blog Jalopnik said of Piëch, "He is the mad genius behind much of Porsche and Audi’s racing successes as well as VW’s all-out engineering and luxury push from the early 2000s. That’s what gave us cars like the Bugatti Veyron and the 12-cylinder VW Phaeton." Piëch is both noted for turning the Audi brand from an also-ran economy car builder to one of the most respected luxury brands in the world, as well as rescuing Volkswagen as a whole from near-bankruptcy and overseeing its transformation into the massive conglomerate it is