Charles Ardai is the chairman of Schrödinger LLC and Schrödinger, Inc. He also serves as a managing director in the D. E. Shaw group, a specialized investment and technology development firm whose activities center on various aspects of the intersection between technology and finance. Prior to joining Schrödinger, he served as president and chief executive officer of Juno Online Services, Inc., a publicly traded technology firm he founded in 1995. He graduated summa cum laude from Columbia University in 1991.