How do we learn? And how do sleep and stress specifically affect our brains?
Why is multitasking a myth?
Why do we forget easily and why must we repeat what we've recently learned? Is there truly a difference between the male and female brain?

John Medina, a molecular biologist, illustrates in his book "Brain Rules" how the science of brain study, which has been the focus of his life's work, can influence how we educate our children and how we work.