ICONS explores the achievements of the greatest figures of the 20th Century, from scientists whose discoveries changed the life of billions and redefined what we know about our world, to the sports stars and explorers who pushed the boundaries of what humankind thought possible. The public will vote for their favourites, ultimately deciding which is the greatest icon of them all.
Icons first broadcasts at 9pm on Tuesday 8th January on BBC Two. Read more about the series and find out about fame, reputation and icons below. And for further information about voting during the broadcast period head to the BBC's programme page.