Mohammad lives in a bombed-out house with 6 other family members—including 3 children—sheltering in a single room, sealed only with tarpaulin.

The students I encounter as a university president aren’t afraid of free speech—quite the contrary.

“We are watching the collapse of the international order in real time, and this is just the start,” says investigative journalist Carole Cadwalladr. In a searing talk, she decries the rise of the “broligarchy” — the powerful tech executives who are using their global digital platforms to amass unprecedented geopolitical power, dismantling democracy and enabling authoritarian control across the world. Her rallying cry: resist data harvesting and mass surveillance, and support others in a groundswell of digital disobedience. “You have more power than you think,” she says. (This talk contains mature language.)