With University of Pennsylvania Law School: teaches corporate law, mergers and acquisitions, regulation of financial institutions, antitrust and securities regulation; written on topics including corporate governance, mergers and acquisitions, and role of hedge funds in corporate governance and corporate control; current research focuses on proxy access and role of shareholders in publicly held corporations, and government ownership of private corporations and how it affects structures of accountability. Co-Author, The Anatomy of Corporate Law: A Comparative and Functional Approach (second edition, 2009). Expertise: corporate law, corporate governance.