Arena Pharmaceuticals, Inc. announced the appointment of Dr. Katharine Knobil to the Company's Board of Directors. Dr. Knobil brings more than 20 years of leadership and expertise across a range of areas including global clinical development, health outcomes and medical affairs. Dr. Knobil currently serves as Chief Medical Officer and Head of Research and Development at Kaleido Biosciences. Prior to joining Kaleido, she spent more than 20 years at GlaxoSmithKline (GSK) in roles of increasing responsibility, most recently serving as Chief Medical Officer. As CMO of GSK, she oversaw and aligned medical affairs, health outcomes, global clinical safety and medical governance across the pharmaceutical, vaccines, and consumer businesses. Previously she served as CMO for Pharmaceuticals at GSK from 2015 to 2017, and prior to that, was senior vice president, Value Evidence and Outcomes. Dr. Knobil first joined GSK in 1997 as a research physician in respiratory clinical development, and subsequently held a number of roles, including leading the European respiratory clinical team, and building the late-stage clinical development for all therapeutic areas in China. Dr. Knobil was named one of 2018's Fiercest Women in Life Sciences by FiercePharma. She has served on the Board of Directors of the National Health Council and has been active with the National Academies of Sciences, Engineering, Medicine, and the Patient Centered Outcomes Research Institute. Dr. Knobil received her B.A. from Cornell University, her M.D. from University of Texas Southwestern Medical School, and completed a Fellowship in Pulmonary and Critical Care Medicine at the Johns Hopkins Medical School.