Numlock Sunday: January 20, 2019

By Walt Hickey

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

This week, I spoke to my friend and former colleague Maggie Koerth-Baker, a science writer at FiveThirtyEight. Maggie’s work has appeared in Numlo…

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