Marxian economist Richard Wolff introduces us to the basics of socialist and Marxist thought. This is an absolutely impressive lecture that should be mandatory watching for anyone even remotely interested in anti-capitalism.
Slovenian philosopher Slavoj Žižek explains the problems with multiculturalism and tolerance in the West. Žižek’s critique is excellent because it simultaneously exposes the limitations of liberal ideology and yet is from a fully left-wing perspective:
In an incredibly rigorous and rich debate, highly influential thinkers Noam Chomsky and Michel Foucault debate human nature. The debate occurred in 1971, and English subtitles are available through YouTube settings:
Hectic Dialectics 