Reddit reviews The First Idea: How Symbols, Language, and Intelligence Evolved from Our Primate Ancestors to Modern Humans
We found 2 Reddit comments about The First Idea: How Symbols, Language, and Intelligence Evolved from Our Primate Ancestors to Modern Humans. Here are the top ones, ranked by their Reddit score.
The User Illusion, or
The first idea would be good places to start.
I just got a book about this, but I haven't started reading it yet so I honestly have no idea about its validity or if it even gives me an answer.
Here is a link to the book. From the brief description it doesn't make it seem like the question is answered. It's a big book so it will likely be some time before I even get to it.