F1 EXPLAINS: Improving safety, racing great drivers and finding a cure for dementia – with Sir Jackie Stewart

He's a legend of Formula 1, a three-time World Champion who fought to make the sport safer – and Sir Jackie Stewart's good work continues today with his charity Race Against Dementia.

Sir Jackie raced in Formula 1 in the 1960s and 70s, with his smooth driving style winning him titles in 1969, 1971 and 1973. The Scot joins F1 Explains podcast presenter Christian Hewgill to answer your questions on how F1 has changed since then, the great drivers of the past and how F1 cars and racetracks have become safer over the decades.

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Lady Helen Stewart, Jackie's wife, was once his timekeeper, having stood at the side of the track with a stopwatch to record his lap times. In 2014 they learned she has dementia, a brain disease which can affect memory, thinking and behaviour. Sir Jackie explains how his charity funds research to find a cure.

Formula 1 is proud to support Race Against Dementia. The global charity, founded by Sir Jackie, funds pioneering research into the prevention and cure of dementia. Find out more at raceagainstdementia.com.

The full episode of F1 Explains is available on Apple Podcasts, Spotify and all other podcast apps, or you can listen using the player above on this page.

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F1 Explains is the official F1 podcast which answers your questions about the sport. You can send your questions to F1Explains@F1.com.