1:  Being involved in charity and community work is a way Lewis can develop his appeal beyond F1 and the sport audience ,  suggests Stainer . 2: On Sunday , another chapter will be written in the double world champion 's rollercoaster story when the 2015 season fires up around Melbourne 's Albert Park . 3: The double world champion could expand his brand through more charity work .
1: Lewis 2: the double world champion 3: The double world champion