Daniel Ziblatt has watched authoritarian leaders elected in country after country – Putin in Russia, Erdogan in Turkey, Orban in Hungary, Bolsinaro in Brazil. He says there’s a playbook for how demagogues destroy their countries' democracies.

A psychedelic research center in Wisconsin is gearing up to manufacture enough medical-grade psilocybin to supply the world. Steve Paulson went to Usona Insitute to see where the magic's made, and got a peek inside the lab of chemist Alex Sherwood.