Elizabeth Dávila has served as a member of our Board of Directors since February 2008 and as Vice Chairperson of our Board of Directors since September 2008. Ms. Dávila was the former Chairman and Chief Executive Officer of VISX, Incorporated, or VISX, a manufacturer of laser vision correction systems, which was acquired by Advanced Medical Optics in May 2005. Prior to becoming Chairman and Chief Executive Officer of VISX in 2001, she served as President and Chief Operating Officer of VISX from 1999 to 2001 and as Executive Vice President and Chief Operating Officer from 1995 to 1999. Ms. Dávila currently serves as a member of the board of directors of Afaxys, Inc. Ms. Dávila previously served on the boards of directors of Advanced Medical Optics, Inc. (now Abbott Medical Optics), Cholestech Corp. and VidaMed, Inc., medical device companies which were acquired in 2009, 2007 and 2002, respectively, as well as NuGEN Technologies, Inc. Ms. Dávila holds a B.S. in Chemistry from St. Mary’s College, an M.S. in Chemistry from the University of Notre Dame and an M.B.A. from Stanford University.

Class III Director, Term Expires 2024