C.V. Starr Center for Applied Economics Lecture, New York University, April 2018
The Stanislaw Ulam Memorial Lecture Series, Santa Fe Institute, NM September 2017
Quinnipiac University Graduation Speech, May 2017
Arrow Lecture, Columbia University, November 2016
Arrow Lectures, Stanford University, April 2016
Richard Ely Distinguished Lecture Series, John Hopkins University, March 2015
University of Athens Graduation Speech, 2011