Quote Originally Posted by lars75
What ages where Webber and Irvine before they made their debut at F1? What did they win in the feeder series before F1?
Webber was 25, Irvine was very nearly 28. Both had moderate success in feeder categories.

I'll pass judgement on Giedo, as Kobayashi had a pretty average pre-F1 record yet still made an impact.