Exclusive Susie Wolff Q&A: I'm no marketing ploy

Susie Wolff made history at Silverstone earlier this year when she became the first female driver in 22 years to participate in an official Grand Prix session - a landmark she followed with an accomplished showing a fortnight later at Hockenheim.

But while she may be breaking down stereotypes - and inspiring a new generation of female racers - Wolff insists it is her performance, rather than her gender, on which she must be judged