Retired four-star Army general and former CIA director David Petraeus was joined by Susan Hockfield, MIT President from 2004 to 2012, and Boston-area management consultant (and HBS graduate) Paras Bhayani for a conversation about the intersection between technology and security, moderated by Belfer Center director Graham Allison. The discussion focused on areas where defense spending and innovation investment overlap, as well as the unique 21st-century challenges posed by the spread of advanced technology and deployment.