George Geis joined the faculty in 2008, after visiting at the Law School during the 2007-08 academic year. Geis previously taught at the University of Alabama, where he received numerous teaching awards and was selected by the student body as the outstanding faculty member in 2007. He teaches contracts, corporations, agency and partnership, and corporate finance. Geis also is faculty advisor for the J.D.-MBA dual-degree program.

His research focuses on problems related to contract theory, business alliances, shareholder litigation, and other issues involving the intersection of law and business. His work has appeared in the Northwestern University Law Review, the New York University Law Review, the University of Chicago Law Review, the Virginia Law Review and many other academic journals. He is also the co-author of a book on business partnership and alliance strategies published by McGraw-Hill. Geis has taught courses as a visiting professor at the University of Chicago, the Indian School of Business in Hyderabad, India, the University of Auckland in New Zealand, and the University of Trento in Italy.

After graduating from the University of Chicago Law School, Geis spent five years as a management consultant with McKinsey & Company, where he served clients on corporate strategy, mergers, marketing and other issues. He has also worked with the law firms Wachtell, Lipton, Rosen & Katz in New York and Munger, Tolles & Olson in Los Angeles.