From Rachel Dolezal to the Charleston church shooting, the subject of race is never far from the headlines. Biological science tells us that ‘races’ may not even be real. but the social sciences tell us that racism certainly is. Can science help us make sense of these undeniably important yet emotive subjects? Join Aoife McLysaght, Heidi Mirza and Kenan Malik for an evidence-based discussion of an always controversial subject.