Mr. Zeisser has served as one of our directors since July 2013 and was elected by the independent directors of our Board of Directors in May 2014 to serve as the Lead Independent Director. Mr. Zeisser is Chairman, U.S. Investments, for Alibaba Group, one of the largest internet companies in the world. Prior to joining Alibaba Group, Mr. Zeisser was a Senior Vice President of Liberty Interactive Corporation (formerly known as Liberty Media Corporation), where he led Liberty's investment activities in digital media, commerce and gaming. Prior to joining Liberty Media in 2003, Mr. Zeisser was a partner at McKinsey & Company in New York, where he co-founded and led McKinsey’s Internet Practice. Mr. Zeisser is a graduate of the University of Strasbourg, France and the J.L. Kellogg Graduate School of Management at Northwestern University. Mr. Zeisser serves as a director for Shutterfly, Inc. and Sympoz, Inc., and is currently a member of the Advisory Board of the Silicon Flatirons Center for Law, Technology and Entrepreneurship at the University of Colorado, and the Media Advisory Group of the American Association for the Advancement of Science.