Steven Pinker is a professor at Harvard and before that was a professor at MIT. He is the author of many books, several of which have had a big impact on the way I see the world for the better. In particular, The Better Angels of Our Nature and Enlightenment Now have instilled in me a sense of optimism grounded in data, science, and reason. Video version is available on YouTube. If you would like to get more information about this podcast go to https://lexfridman.com/ai or connect with @lexfridman on Twitter, LinkedIn, Facebook, or YouTube where you can watch the video versions of these conversations.