Monday 3 March 2014

How your brain works

Video 1: Click.

"The size of a small cauliflower, the human brain is the most complex organ in your body. It squeezes out 70,000 thoughts a day. But where does it store information? And how does it generate flights of fancy? Explore the inner workings of your personal ideas Factory."




Video 2: Daniel Wolpert
Why you should listen to him:
Consider your hand. You use it to lift things, to balance yourself, to give and take, to sense the world. It has a range of interacting degrees of freedom, and it interacts with many different objects under a variety of environmental conditions. And for most of us, it all just works. At his lab in the Engineering department at Cambridge, Daniel Wolpert and his team are studying why, looking to understand the computations underlying the brain's sensorimotor control of the body.
As he says, "I believe that to understand movement is to understand the whole brain. And therefore it’s important to remember when you are studying memory, cognition, sensory processing, they’re there for a reason, and that reason is action.”  Movement is the only way we have of interacting with the world, whether foraging for food or attracting a waiter's attention. Indeed, all communication, including speech, sign language, gestures and writing, is mediated via the motor system. Taking this viewpoint, and using computational and robotic techniques as well as virtual reality systems, Wolpert and his team research the purpose of the human brain and the way it determines future actions.

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