Numlock Sunday: Maya Kosoff on the graphing calculator racket

By Walt Hickey

Welcome to the Numlock Sunday edition. Each week, I'll sit down with an author or a writer, behind one of the stories covered in a previous weekday edition for a casual conversation about what they wrote.

This week, I spoke to Maya Kosoff who wrote “Big Calculator: How Texas Instruments Monopolized Math Class” for Gen. Here's what I wrote a…

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