The Brain That Remade Itself

Doctors removed one-sixth of this child’s brain — and what was left did something incredible

Andrew Zaleski
OneZero

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Credit: iLexx/Getty Images

II put my hand on a bishop and slide it several squares before moving it back. “Should I move a different piece instead?” I wonder to myself.

“You have to move that piece if you’ve touched it,” my opponent says, flashing a wry grin.

Fine. I move the bishop. It’s becoming increasingly obvious to me now — I’m going to lose a game of chess to a 12-year-old.

My opponent is Tanner Collins, a seventh-grade student growing up in a Pittsburgh suburb. Besides playing chess, Collins likes building with Legos. One such set, a replica of Hogwarts Castle from the Harry Potter books, is displayed on a hutch in the dining room of his parents’ house. He points out to me a critical flaw in the design: The back of the castle isn’t closed off. “If you turn it around,” he says, “the whole side is open. That’s dumb.”

Tanner Collins, Credit: Courtesy of Nicole Collins

Though Collins is not dissimilar from many kids his age, there is something that makes him unlike most 12-year-olds in the United States, if not the world: He’s missing one-sixth of…

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