What does the conscious mind "do" when asked to rest for a while? When neuroscientists scan brain activity during rest, they have been surprised to find that "rest" often produces more brain activity than active tasks. So what is going on?
How are values computed in the brain? Rewards can be many things: the expectation when having just ordered your favorite dish; the child’s joy at Christmas Eve; the enjoyment of good music or the wonderful taste of strawberries. But how does the brain process these many different kinds of rewards? And what part of the brain controls these emotions? Does the emotional brain treat all types of rewards equally or does it distinguish between different kinds of rewards?