Populist sentiment has been on the rise across Europe and in the United States over the past months and years, driven in large part by a hollowing out of the middle class.
France's Marine Le Pen, U.S. President-elect Donald Trump, and others cast blame on globalization - but as Eurasia Group President Ian Bremmer argued while speaking to CNBC, the root cause is technological advancement, which can't be kept out by building walls.
This interview originally appeared on CNBC.
