From his address to the Cambridge Union
https://www.youtube.com/watch?v=Yn-Vf1-1hrU

Zizek discusses the fatal flaw in Peterson's world view, focusing on his adherence to a particular strain of the far right conspiracy theory of "cultural Marxism" (or "cultural Bolshevism" (https://en.wikipedia.org/wiki/Frankfurt_School#Cultural_Marxism_conspiracy_theory)).