Stanford University President John Hennessy introduces US President Barack Obama at the Global Entrepreneurship Summit at Stanford University in Stanford, California on June 24, 2016. / AFP / Mandel NGAN
{"Image ImageDescription": "Stanford University President John Hennessy introduces US President Barack Obama at the Global Entrepreneurship Summit at Stanford University in Stanford, California on June 24, 2016. (Photo by Mandel Ngan / AFP) (Photo by MANDEL NGAN/AFP via Getty Images)"}