Arena Pharmaceuticals, Inc. announced the appointment of Kieran T. Gallahue as a non-executive director. Mr. Gallahue has over 25 years of leadership experience in publicly-traded life sciences companies. Mr. Gallahue served as Chairman and Chief Executive Officer of CareFusion Corporation from 2011 until its acquisition by Becton. He previously served on the board of directors of Volcano Corporation from 2007 until its acquisition by Royal Philips in 2015.