Is the world getting better or worse? A look at the numbers | Steven Pinker
15:31
A Rational Look at Irrationality: Steven Pinker
17:41
David Christian: Big History
13:17
Does Anyone Else Feel Like Everything Has Changed?
19:19
Sleep Is Your Superpower | Matt Walker | TED
50:01
Steven Pinker: Linguistics as a Window to Understanding the Brain | Big Think
10:52
Why I believe in UFOs, and you should too... | Ben Mezrich | TEDxBeaconStreet
43:43
Steven Pinker: Why Smart People Believe Stupid Things
17:01