Dr. Robert Alpern has served as the Ensign Professor of Medicine, Professor of Internal Medicine, and Dean of Yale School of Medicine since June 2004. From July 1998 to June 2004, Dr. Alpern was the Dean of The University of Texas Southwestern Medical Center. He joined the faculty of The University of Texas Southwestern Medical Center in 1987 as Associate Professor and Chief of the Division of Nephrology. Dr. Alpern also served as Professor of Internal Medicine and held the Ruth W. and Milton P. Levy, Sr. Chair in Molecular Nephrology and the Atticus James Gill, M.D. Chair in Medical Science, while on the faculty of The University of Texas Southwestern Medical Center. Dr. Alpern served on the Scientific Advisory Board of Ilypsa from 2004 until 2007 and since 2007 has served on the Scientific Advisory Board of Relypsa. Dr. Alpern also serves as a Director on the Board of Yale- New Haven Hospital.