Bloom Two Sigma effect
1 statements across 1 episodes · 0 bullish · 1 bearish · 1 people on the record · first statement Oct 28, 2025 by John Collison · across every show →
Everything said about Bloom Two Sigma effect, oldest first
Oct 28, 2025 negative
Collison: Schools structurally cannot provide 1-on-1 mastery learning
“You get way better outcomes with one-on-one tutoring focused on mastery learning, where you only progress through topics once the student has mastered the prior topic, and you kind of move your way sequentially through things. And schools almost definitionally…”