Avery W. Katz

Milton Handler Professor of Law; Vice Dean

Office: 911 Jerome Greene Hall
435 West 116th Street
New York NY 10027
Tel: 212-854-0066
Email: ak472@columbia.edu

Assistant Info

Name: Anna Krauthamer
Phone: 212-854-4209
Email: akrauthamer@law.columbia.edu
Areas of Expertise
  • Contracts
  • Commercial law
  • Sales
  • Secured transactions
  • Payment systems
  • Negotiation
  • Regulation and public policy


  • B.A., Michigan, 1980
  • M.A., 1983
  • J.D., 1985
  • Ph.D., economics, Harvard, 1986

Detailed Biography

Joined Columbia faculty in 2000. Assistant professor of economics, 1986-93; assistant professor of law, 1987-93; and professor of law, 1993-94, at the University of Michigan. Professor of law, 1995-99, and director, John M. Olin Program in Law and Economics, 1998-99, at Georgetown University Law Center. Olin Faculty Research fellow, Yale, 1990; visiting professor of law at Georgetown in 1992 and 1994; visiting professor of law at Columbia in 1998; scholar in residence, New York University School of Law, 2004. Editor, International Review of Law and Economics, 2003-13; Member, Board of Directors, American Law and Economics Association, 2003-06; Chair, Section on Law and Economics, American Association of Law Schools, 2001.  Editorial referee for various legal and economic journals and scholarly presses; member of advisory board, Contracts and Commercial Law Abstracts.


Publications include "The Economics of Promissory Estoppel in Preliminary Negotiations," Yale Law Journal (1996); "Taking Private Ordering Seriously," University of Pennsylvania Law Review (1996); "Positivism and the Separation of Law and Economics," Michigan Law Review (1996); Foundations of the Economic Approach to Law (Foundation Press, 1998); "Standard Form Contracts" and "Contract Formation and Interpretation," in the New Palgrave Dictionary of Economics and the Law (ed. P. Newman, 1998); "An Economic Analysis of the Guaranty Contract," University of Chicago Law Review (1999); "Indemnity of Legal Fees," in The International Encyclopedia of Law and Economics (ed. B. Bouckaert and G. DeGeest, 2000); "Informality as a Bilateral Assurance Mechanism", Michigan Law Review (2000); "The Economics of Form and Substance in Contract Interpretation," Columbia Law Review (2004); "The Option Element in Contracting," Virginia Law Review (2004). Current research focuses on contracts and commercial law; current teaching includes contracts, commercial law, secured transactions, and negotiation.