Professor Ann M. Lipton

Ann M. Lipton is a Professor of Law and Laurence W. DeMuth Chair of Business Law at the University of Colorado Law School.

An experienced securities and corporate litigator who has handled class actions involving some of the world’s largest companies, Lipton joined the Colorado Law faculty in 2025.  As a scholar, Lipton explores corporate governance, the relationships between corporations and investors, and the role of corporations in society. Her articles have appeared in the Journal of Corporation Law, the Yale Journal on Regulation, and the Georgetown Law Journal, among other publications.  Beginning with the Ninth Edition, she became one of the authors of the Securities Regulation: Cases and Materials casebook published by Aspen Publishers.  Lipton clerked for U.S. Supreme Court Justice David Souter and 3rd U.S. Circuit Court of Appeals Judge Edward Becker before handling securities and corporate litigation at the trial and appellate levels at law firms in New York City. She also worked briefly for the Securities and Exchange Commission.  She also blogs regularly for the Business Law Prof Blog.