Eric Clemons of the Wharton School comments on advertisements on Facebook.
Jonathan Steinberg of the School of Arts and Sciences comments on his new biography, Bismarck: A Life.
Adam Grant of the Wharton School is cited for his research on introverted leaders.
Paul Rozin of the School of Arts and Sciences comments on the idea of drinking reclaimed wastewater.
Theodore Schurr of the School of Arts and Sciences is cited for research that helps clarify the genetic link between Native Americans and Asians.