The world continues to manifest racism in many forms. To discuss the issue with journalist Julia Wheeler and give their different perspectives on writing about race are: Musa Okwonga, broadcaster, musician and author of One of Them: An Eton College Memoir; Georgina Lawton, journalist and author of Raceless: In Search of Family, Identity, and the Truth About Where I Belong; and scientist Adam Rutherford, author of How to Argue with a Racist: History, Science, Race and Reality.