2017 Breakthrough Prize - Backstage
In This Photo: Joseph Polchinski
Physicist Andrew Strominger, Dr. Cumrun Vafa and physicist Joseph Polchinski attend the 2017 Breakthrough Prize at NASA Ames Research Center on December 4, 2016 in Mountain View, California.
(Dec. 3, 2016 - Source: Kelly Sullivan/Getty Images North America) more pics from this album »