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Lecture: Bloom's two sigma, forty years on
What the original study actually found, what failed to replicate, and what adaptive systems can honestly claim.
Stage ready
Introduction & thesis
Opening thesis
00:00 / 60:00
On the stage lectern
Nothing on the lectern. A speaker can project a quotation for everyone to read.
Room controls
Opening thesisCross-examinationAudience challengesFinal synthesis
Challenge queue
Questions from the floor
Say what kind of intervention you are making. The room votes; the host decides what goes on stage.
No questions yet. The first challenge sets the tone.
Minds shifted
Where the room stood, before and after
On the proposition: Will AI make education more personalized or more standardized?
Before the session
After the session
Opens in the closing phase.
No one has voted both before and after yet.
Live scribe
Claims, definitions and sources as they land
The room writes the record together. Add a timestamp so it can be found again.
- Nothing scribed yet. The first claim on the record shapes the rest.