Brain scientist is 'philosopher at heart'

Ed Boyden tilts his head downward, remaining still except for his eyes, which dart back and forth between blinks for a full 10 seconds. Then, as if coming up for air from the sea of knowledge, he takes a breath, lifts his head back up and begins to speak again.

Source: http://rss.cnn.com/~r/rss/cnn_health/~3/MNGJmmQPAg0/index.html

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