2min chapter

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas cover image

134 | Robert Sapolsky on Why We Behave the Way We Do

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

CHAPTER

What's Adolescence About?

When we talk about the frontal cortex developing in this way, what exactly does that mean? Or is it more neurons coming online? or is it rewiring the neurons that are there? This is one of the cool things about brain development that like kind of transformed, you were thinking about it. Okay, developing brain, a brain that's doing a good job at getting ahead of the pack just in time for the SATs when you're a teenager... That's exactly the opposite of what you see. You have more neurons than what you're going to have as a young adult. What's adolescence about? It is not generating new circuitry. It's pruning out the circuitry that's

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