Eli5 Why does having a brain with more wrinkles make you smarter?

Question

I’ve heard it explained as a density problem but that doesn’t make sense too me either because then wouldn’t having a smooth brain mean it’s more solid?

In: 113

Answer 1

Despite the popular insult “smoothbrain”, all human brains are equally reticulated and the reticulations are the same. In fact they’re key landmarks to the anatomy of the brain.