Lisa Randall is a theoretical physicist and professor at Harvard. In 2007 she was named one of the 100 most influential people by Time. She's recently written a book called Dark Matter and the Dinosaurs.Randall studies multiple universes. In one of those alternate realities her publicist booked her on a cool, reputable show ...

... but alas, that's not the reality we live in, so we've invited Randall to play a game called "Everybody line up to get picked for dodgeball!" Three questions about phys ed for a physics professor.

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