Nigel attempts to answer a simple question about what the brain actually is, which humans and science have struggled with for decades.

Nigel questions the theory that human beings are selfish using modern neuroscience, which suggests that human connection is important to the brain.

Nigel explores why the brain can remember certain things but forgets others, and what happens to the brain when it is damaged.

Nigel explores how the brain deals with straightforward problems and how it grapples with the modern world.