The following is an excerpt.
Thirty years ago, anthropologists were divided into two camps: Those who believed that humans had come out of Africa and crushed the Neanderthals (adherents of the “out of Africa” theory), and those who believed that Homo sapiens and early humans in Eurasia were so similar that it was accurate to say that humanity evolved both in and out of Africa over a long period of time (aherents of the “multi-regionalism” theory). Both groups turned out to be right and wrong.
Read the full story here: A long anthropological debate may be on the cusp of resolution