John Sexton : These idea capitals will be characterized not merely as centers of finance , insurance and real estate ( the FIRE sector ) , but also as centers of intellectual , cultural , and educational activity ( `` ICE , '' as I have called it elsewhere ) . Traditionally , universities have been defined and limited by location . Global campuses form a network of thought , innovation , he writes . Faculty can teach , Sexton says , students can team up in many cities at once . Sexton : The internet has changed all that.
John Sexton : Traditionally , universities have been defined and limited by location . Global campuses form a network of thought , innovation , he writes . Faculty can teach , Sexton says , students can team up in many cities at once . Sexton : The internet has changed all that.