Duncan's race career in photos, spanning three continents and dozens of meetings - share the highs and lows here.
March 2008 saw Duncan at the Autódromo Hermanos Rodríguez, supporting Team GBR on their way to a pair of second-place finishes.
28 Photos
April at the Shanghai International Circuit, and Duncan is taking part in the rookie sessions in support of Team GBR's push towards a third-place championship finish.
30 Photos