Patrick Bolton is the Barbara and David Zalaznick Professor of Business, and Co-Director of the Center for Contracts and Economic Organization at the Columbia Law School. His areas of interest are in contracting issues in corporate finance and industrial organization. A central focus of his work is on the allocation of control and decision rights to contracting parties when long-term contracts are incomplete. This issue is relevant in many different contexts including: the firm’s choice of optimal debt structure, corporate governance, the boundaries of the firm, and constitution design. His work in industrial organization focuses on antitrust economics and the potential anticompetitive effects of various contracting practices. He recently published Contract Theory, MIT Press (2005), with Mathias Dewatripont and co-edited Credit Markets for the Poor, Russell Sage Foundation (2005), with Howard Rosenthal.