Bengt Ronnie Peterson (Swedish pronunciation: [ˈrɔ̌nːɪ ˈpêtːɛˌʂɔn]; 14 February 1944 – 11 September 1978) was a Swedish racing driver. Known by the nickname 'SuperSwede', he was a two-time runner-up in the Formula One World Drivers' Championship. Peterson began his motor racing career in kart racing, traditionally the discipline where the majority of race drivers begin their careers in open-wheel racing.
https://en.wikipedia.org/wiki/Ronnie_Peterson