From the Arab Spring to uprisings in Chile, Bangladesh, Kenya and beyond, young people have been at the forefront of revolts against authoritarianism, inequality and a future shaped by crisis.

But what political ideas have animated these movements, and what can revolutionaries learn from their victories, defeats and unfinished struggles?

Hear from activists and revolutionaries from across the world about the movements they have participated in, the challenges of building resistance and the debates shaping their politics.