I’ve come to the conclusion Sweller’s Cognitive Load Theory is the single most important thing for teachers to know https://t.co/MkJJLruR8g — Dylan Wiliam (@dylanwiliam) January 26, 2017 What do teachers need to know about Cognitive Load Theory? The short answer is, not that much. There’s an awful that’s been written and said about Cognitive Load Theory (CTL) in recent years and most of it is wholly unnecessary for teachers to know about. At it’s heart, the theory relies on a…