How Throwing Made Us Human
Neil Roach, a postdoctoral fellow in GW's Center for the Advanced Study of Hominid Paleobiology in the Columbian College of Arts and Sciences at the George Washington University, was the lead researcher for a study published on the cover of the June 27, 2013 edition of the journal Nature. By examining evolutionary anatomy and conducting an experiment with baseball players, Dr. Roach and colleagues from Harvard University found that certain anatomical features allow humans to store and release energy in the shoulder—features that first appeared 2 million years ago when man began to hunt.
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