Mike Tierney is the George and Mary Hylton Professor of Government and International Relations at the College of William & Mary, and co-directs the Institute for the Theory and Practice of International Relations. His interests include international organizations, international relations theory, political economy of development and institutions, and foreign aid.
Michael Walker is a PhD student in Economics at the University of California, Berkeley. He received his BA in Economics with Honors and Distinction from Stanford University in 2009. He has previously been a Research Associate and Assitant Economist at the Federal Reserve Bank of New York, and Research Assistant to Professor Edward Miguel at Berkeley.