<![CDATA[Robbert Dijkgraaf - Articles - RealClearPolitics]]>http://www.RealClearPolicy.com/authors/rss/archive/30981.xmlAuthor <![CDATA[What John Nash Taught Us]]> http://time.com/3895322/john-nash/ Tue, 26 May 2015 00:00:00 -0500 Robbert Dijkgraaf