Years ago, I lost my temper while arguing with my brother, and said, "Jeff, I could teach you everything I know and you'd still be an idiot." Please keep that in mind as you read this site.

Recent posts

Checking the Balance

Added 2016-02-22: this strong critique of the Terrell et al preprint mentioned in the opening paragraph of this post is worth a careful read....
February 16, 2016

Our New Instructor Pipeline

Last fall, we decided to reboot our instructor training course. We’ve tried a lot of things since then, and one of the biggest successes has been our new che...
February 16, 2016

Designing Lessons Collaboratively

A few days ago, I asked for feedback on a new Python lesson aimed at people who’ve never programmed before. The outline had already received several rounds o...
February 15, 2016