David Nagel

David C. Nagel was appointed to our board of directors in September 2005. He has served as the President, Chief Executive Officer and a Director of PalmSource, Inc., a provider of operating system software platforms for smart mobile devices, since December 2001. From September 2001 to December 2001, he was Chief Executive Officer of the Platform Solutions Group at Palm, Inc. (now palmOne Inc.), which sells smart mobile devices. Prior to joining Palm, from April 1996 to September 2001, Dr. Nagel was chief technology officer of AT&T Corp., a communications service provider, President of AT&T Labs, a corporate research and development unit of AT&T, and Chief Technology Officer of Concert, a partnership between AT&T and British Telecom. Prior to his tenure with AT&T, from 1988 to 1996, he held various positions at Apple Computer, a manufacturer of personal computing devices, the last of which was Senior Vice President, Research and Development. Dr. Nagel’s earlier positions at Apple Computer included General Manager and Vice President, Apple Soft, and Vice President, Advanced Technology. Dr. Nagel serves on the board of directors and audit committee of Nuance Communications, Inc., a voice automation technology software company, the board of directors and compensation committee of Liberate Technologies, Inc., an interactive television software company, the board of directors of Tessera Technologies, Inc., a developer of semiconductor packaging technology, and the board of directors of ArcSoft, Inc., a privately-held developer of multimedia software for electronic devices. Before joining Apple, he was head of human factors research at Ames Research Center. Dr. Nagel has a B.S. and an M.S. in engineering and a Ph.D. in experimental psychology from the University of California, Los Angeles. Dr. Nagel has served as a member of our Nominating and Corporate Governance Committee from July 2006 to October 2006, and has served as a member of our Compensation Committee since February 2006 (and as the Chair since November 2006), and as a member of our Strategy Committee since April 2006.