David A. Weber, Ph.D.

Chief Executive Officer, President and Board Member

David A. Weber, Ph.D. has served as our President and Chief Executive Officer and on our board of directors since late 2010. Prior to joining us, Dr. Weber served from February 2004 to April 2010 as the Chief Executive Officer of MacuSight, Inc., a developer of a sustained delivery formulation of sirolimus for the treatment of severe ophthalmic diseases. Prior to MacuSight, Dr. Weber served as acting Chief Executive Officer and Executive Vice President of Oculex Pharmaceuticals, Inc., a specialty pharmaceutical company focused on the development of intraocular pharmaceuticals and drug delivery systems, until its acquisition by Allergan. Dr. Weber has also held management positions with Oral-B Laboratories, a developer and manufacturer of oral healthcare products, and with the Procter & Gamble Company. Dr. Weber received his Ph.D. in medical microbiology from Creighton University and his Master’s and Bachelor’s degrees in biological sciences from Wichita State University. Dr. Weber also serves on the board of directors of Oculis, a clinical stage ophthalmic biotechnology company.