The world cup kicks off in Sao Paulo this Thursday amid controversy, corruption, and protest. Today, a profile of the neuroscientist behind a bionic exoskeleton that will make a miraculous kickoff at the world cup possible. But first, Stephen Dubner, co-author of Freaknomics, explains some of the decisions that are part of playing in the world cup. And then, a conversation with Ruth Graham, who triggered a fury among young adult fans by claiming "Adults should be embarrassed about reading literature for children".
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