Gary Marcus | Jun 6, 2004 | 5 min read
SMALL HINTS, LARGE CHANGES:Courtesy of Rick Effland; Design, Erica P. JohnsonAlthough the genetic differences are small, as illustrated in the above stretch of FOXP2, and the neural differences still largely unknown, there is a world of difference between the mind of a chimp and the mind of a human.From our common ancestor with chimpanzees, it took only six million years, give or take, to develop the ability to speak. And, as we now know, the vast majority of our genetic material has been inheri