Betsy Rafael

On January 4, 2008, the Board appointed Betsy Rafael, the Company's Vice President and Corporate Controller, to the additional role of Principal Accounting Officer. Ms. Rafael, age 46, has served as Vice President and Corporate Controller since joining the Company in August 2007. Prior to joining the Company, from April 2002 to August 2007, Ms. Rafael was employed by Cisco Systems, Inc., where she served in various positions including Vice President, Corporate Controller and Principal Accounting Officer and Vice President, Corporate Finance & Planning. Ms. Rafael currently serves on the board of directors of Echelon Corporation. Most recently, Betsy served as executive vice president of Finance and CFO at Aspect Communications, overseeing the company's entire financial, legal, manufacturing, IT and facilities activities. Prior to her position with Aspect, she served as senior vice president and CFO at Escalate, a private e-commerce applications service provider. Previously, Betsy had a long and successful tenure with SGI, where she last served as senior vice president and CFO responsible for global finance, facilities, information systems, and investor relations. Prior to her post as CFO, Betsy held a number of senior finance positions with SGI. Betsy has also held management positions at Sun, Apple, and Ernst & Young. Betsy has a bachelor's degree in accounting from Santa Clara University and is a Certified Public Accountant.