He is the most successful F1 driver of all time and a style icon, and so people listen as soon as Lewis Hamilton talks. His reach allows him to rally millions of people around the world, and what the Brit says has an impact. Over the years, the Mercedes driver has become a key advocate for equality and stands up against injustice in the world - small or large. So it will have hit him hard that at the very company to which Hamilton has committed himself as an ambassador, allegations of exploiting staff at suppliers have been raised.