"It's a wonderful contribution and another piece of the mosaic" supporting the out-of-Africa hypothesis, said Ekkehard Wolff, professor emeritus of African Languages and Linguistics at the University of Leipzig in Germany, who read the paper.

WSJ: Study Points to a Single, Original Language for All Humans

The Institute University of Leipzig, in Germany has a major genetic study called LIFE to examine disease in populations.

FORBES: To Manage Big Data, You Need Smarter Storage

At 60, he daringly took a chair of economics at the newly liberated University of Leipzig, in Saxony.

ECONOMIST: Kurt Biedenkopf, king of Saxony