Michael J. Klarman is an American legal historian and scholar of constitutional law. Currently, Klarman is the Kirkland & Ellis Professor at Harvard Law School. Formerly, he was James Monroe Distinguished Professor of Law, Professor of History, and Elizabeth D. and Richard A. Merrill Research Professor at the University of Virginia School of Law.

Seth Andrew Klarman is an American billionaire investor, hedge fund manager, and author. He is a proponent of value investing. He is the chief executive and portfolio manager of the Baupost Group, a Boston-based private investment partnership he founded in 1982.