It takes leadership to improve safety. And I started off the movement in my time, but the person who has done more over the past 20 to 30 years and who has led it is Professor Sid Watkins.

I'm not going away. I'll still be very much involved in the team but not with the same number of hours. I need to move over and allow the people who are really doing the job the space to do so.

I would have been a much more popular Wolrd Champion if I had always said what people wanted to hear. I might have been dead, but definitely more popular.

There is no doubt that Formula 1 has the best risk management of any sport and any industry in the world.