Plenary:

• "Good Markets (Really Do) Make Good Neighbors"
  • Invited Talk, First Workshop on Mechanism Design for Social Good (MD4SG'17), June 26, 2017. (Slides.)
• "Theory, Practice, and Engineering in (Generalized) Matching Market Design"
  • Lunch seminar, Center for Research on Computation and Society, November 20, 2013. (Video.)

Economics Research:

• "Patent Trolls: Evidence from Targeted Firms"
  (joint work with Cohen and Gurun)
  • "Entrepreneurial Finance" session, AFA Meetings, January 4, 2015.
  • Harvard Law, Economics, and Organizations Workshop, November 24, 2014.
  • University of Chicago Booth School of Business Applied Economics Workshop, November 5, 2014.
  • NBER Summer Institute Workshop on Innovation, July 16, 2014.
• "Strategy-Proofness, Investment Efficiency, and Marginal Returns: An Equivalence"
  (joint work with Hatfield and Kojima)
  • Becker Friedman Institute "Celebration of the Life and Work of Gary S. Becker," October 30, 2014. (Video.)
  • 12th Meeting of the Society for Social Choice and Welfare, June 18, 2014.
  • 15th ACM Conference on Electronic Commerce (EC'14), June 12, 2014.
  • University of Chicago Special Workshop, January 24, 2014.
  • "Frontiers of Market Design" session, AEA Meetings, January 5, 2014.
  • Stanford University Game Theory and Computation Seminar, October 24, 2013.
• "The Coase Theorem and Voluntary Transaction Costs"
  (joint work with Barry and Hatfield)
  • Amsterdam Center for Law & Economics, October 20, 2014.
  • Centre de Recherches en Economie et Droit, October 16, 2014.
• "Stability and Competitive Equilibrium in Trading Networks"
  (the five-author paper)
  • University of Pennsylvania Computer Science Theory Seminar, April 25, 2014.
  • University of Wisconsin–Madison Economic Theory Workshop, September 30, 2011. (Presented as part of "Stability and Competitive Equilibrium in Matching Markets with Transfers.")
  • Milton Friedman Institute for Research in Economics "Matching and Price Theory" conference, May 6, 2011.
  • "Frontiers of Matching Theory" session, American Economic Association Meetings, January 7, 2011.
• "Matching Markets with Taxation of Transfers"
  (joint work with Sonia Jaffe)
  • Sciences Po "Taxation and Matching" workshop, March 21, 2014.
• "Priorities vs. Precedence in School Choice"
  (joint work with Dur, Pathak, and Sönmez)
  • Cornell University Joint Microeconomic Theory and Computer Science Seminar, April 21, 2014.
  • University of Rochester Economic Theory Seminar, March 5, 2013.
  • Harvard/MIT Economic Theory Seminar, February 13, 2013.
  • Yale University Microeconomic Theory Workshop, November 6, 2013.
  • Microsoft Research New England Game Theory & Computation Seminar, October 30, 2013.
• "Designing for Diversity in Matching"
  (joint work with Tayfun Sönmez)
  • 14th ACM Conference on Electronic Commerce (EC'13), June 20, 2013.
  • University of Maryland IO/Theory Seminar, May 7, 2013.
  • Second Cambridge Area Economics and Computation Day (CAEC'13), April 26, 2013.
  • Washington University in St. Louis Economic Theory Workshop, April 16, 2013.
  • NYU Microeconomic Theory Workshop, March 27, 2013.
  • University of Michigan Economic Theory Seminar, March 15, 2013.
  • "Whither Affirmative Action?" session, American Economic Association Meetings, January 5, 2013.
  • Microsoft Research New England Research Seminar, December 18, 2012.
  • NBER Market Design Working Group Meeting, October 20, 2012.
  • Econometric Society North American Summer Meetings, June 30, 2012.
  • University of Chicago Workshop in Economic Theory, April 10, 2012.
  • Measuring and Interpreting Inequality Working Group Inaugural Meeting, February 18, 2012.
• "Empty Voting and Social Welfare"
  (joint work with Barry and Hatfield)
  • Harvard Law, Economics, and Organizations Workshop, November 26, 2012.
  • University of Chicago Workshop in Applications of Economics, May 21, 2012.
• "Multilateral Matching"
  (joint work with John William Hatfield)
  • "Price Theory and Market Design" session, American Economic Association Meetings, January 7, 2012.
  • NBER Market Design Working Group Meeting, October 28, 2011.
  • Columbia University Microeconomic Theory Colloquium, October 31, 2011.
  • Stanford Graduate School of Business Economics Seminar, October 19, 2011. (Presented as part of "Stability and Competitive Equilibrium in Matching Markets with Transfers.")
  • Maastricht University "Recent Developments in Market Design" workshop, September 14, 2011.
• "Concordance among Holdouts"
  (joint work with E. Glen Weyl)
  • 12th ACM Conference on Electronic Commerce (EC'11), June 8, 2011.
  • Harvard Law, Economics, and Organizations Workshop, November 15, 2010.
  • Economic Analysis Group, Antitrust Division, United States Department of Justice, August 12, 2010.
  • HBS Market Design Workshop, May 14, 2010. (Slides.)
• "Contract Design and Stability in Matching Markets"
  (joint work with John William Hatfield)
  • "Pricing and Contracts" session, Econometric Society Meetings, January 9, 2011.
• "Frontiers of Matching Theory"
  (joint work with John William Hatfield and others)
  • Vassar College Mathematics Colloquium, October 12, 2010. (Slides.)
• "Matching in Networks with Bilateral Contracts"
  (joint work with John William Hatfield)
  • 11th ACM Conference on Electronic Commerce (EC'10), June 9, 2010.
  • Northwestern EECS Economics Group Theory Seminar, April 5, 2010.
  • Stanford University Market Design Workshop, January 8, 2010.
• "Sticky Content and the Structure of the Web"
  • 2009 Workshop on The Economics of Networks, Systems, and Computation, NetEcon'09), July 7, 2009. (Paper, slides.)
• "Dynamic Position Auctions with Consumer Search"
  • The 5th International Conference on Algorithmic Aspects in Information and Management, AAIM 2009), June 16, 2009. (Paper, slides.)
• "Using Matching with Preferences over Colleagues to Solve Classical Matching Problems"
  • Plenary talk, Inaugural Boston Undergraduate Research Symposium, April 11, 2009. (Slides.)

Mathematics Research:

• "Configurations of Extremal Type II Lattices and Codes"
  • Morgan Prize Lecture, AMS-MAA-SIAM Special Session on Research in Mathematics by Undergraduates, Joint Mathematics Meetings, January 15, 2010. (Slides, abstract.)

Musicology Research:

• "Leonard Bernstein's Doodles: Grasping Genius Through Graphology"
  • Leonard Bernstein, Boston to Broadway: Concerts and Symposia at Harvard University, October 14, 2006.

Educational:

• "Theory, Practice, and Engineering in Market Design"
• Distinguished lecture, Harvard College Program for Research in Science and Engineering, PRISE), July 5, 2012.
• Becker Friedman Institute Summer Research Experience for Undergraduates, June 29, 2012.
• "How much do you bid?"
• Splash 2009, run by MIT's Educational Studies Program), November 21, 2009.