John Beckman of MSI talks Robot Revolution

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EMYS, the EMotive headY System, is a robot able to move its head, eyes and eyelids to display a range of emotions including happiness, sadness and surprise and is on display as part of "Robot Revolution" at the Museum of Science and Industry. (Phil Velasquez / Chicago Tribune)

Museum of Science and Industry Director of Exhibit Design and Development John Beckman shares how Robot Revolution became an exhibit, and why it took five years to develop.