In 2011, we welcomed world renowned American cognitive scientist Steven Pinker to the Intelligence Squared stage. He argued that, contrary to popular belief, we are living in the least violent period of history, and that even the horrific carnage of the last century, compared to primitive societies, is part of this trend. Pinker claimed that, thanks to the spread of government, literacy and trade, we are actually becoming better people. He was in conversation with Matt Ridley, One of the UK’s most popular science writers, whose books - including the award-winning 'The Rational Optimist' - have sold over a million copies and been translated into 30 languages. Support this show http://supporter.acast.com/intelligencesquared. See acast.com/privacy for privacy and opt-out information. Learn more about your ad choices. Visit podcastchoices.com/adchoices