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Pershmail

On teaching, research, and math.

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Emily Hanford's Story Was Basically Wrong

But don't blame her for the way "Science of Reading" has played out.

How Much Complexity Can One Theory Take?

A new edition of an essay about the creation of cognitive load theory

How Henri Picciotto Designs Great Lessons

Learning from one of the best to ever do it.

Maybe School Should be a Game

and other reflections on C. Thi Nguyen's "The Score"

A Math Memorization Routine

I now hate flashcards.

Alpha School is Built Different

Another part of their "secret sauce"

Two Quick Announcements

work opportunity + a discord group

Understanding and Habit

Making sense of arguments about teaching

People Should Pay More Attention to Gina Wilson

She's very influential!

I Have, Thank God, Experienced a Bit of Personal Growth In The Past 15 Years

Here's to more in 2026