To be sure, ASPM isn't the gene responsible for building big brains - there's no such single gene. But it's critical to the process, and the primate line has almost certainly benefited from distinct changes in ASPM.

What I find fascinating is the idea that we all have a physical brain, but we also have this mental part, and we have to figure out how they work together.

I was reading this story about these people who suffered from brain injuries, and then their behavior changed kind of drastically afterward, and I just said to myself, 'There's no way that that can possibly be true.'

Sam Kean Quotes