Can We Trust The Numbers?

Data, statistics and algorithms dominate every aspect of our lives. But how accurate are they, and how fair? This hour, TED speakers explore the ups and downs of relying too much on the numbers. Guests include mathematician and data scientist Cathy O’Neil, computer scientist Joy Buolamwini, data visualisation editor Alan Smith, data journalist Mona Chalabi, and criminal justice reformer Anne Milgram.