David W. Hanna has served as a director of the Company since October 1996 and as Chairman of the Board of Directors of the Company since February 2001. From December 1998 to March 1999, Mr. Hanna also served as the Company’s interim President and Chief Executive Officer. Mr. Hanna has served as Chairman of the Board of Tropos Networks, Inc., a provider of metro-scale wireless mesh network systems, since January 2002 and also served as that company’s Chief Executive Officer from January 2002 to January 2004. Mr. Hanna also served as Chairman of the Board of Internet America, Inc., a provider of dial-up Internet access, from October 2004 to June 2005. From March 1998 to March 2000, Mr. Hanna served as President and Chief Executive Officer of Sage Software, Inc., a financial software company. Mr. Hanna served as President and Chief Executive Officer of State of the Art, Inc., a financial software developer, from November 1993 until March 1998. In addition, Mr. Hanna has served as Chairman, CEO and/or President of The Hanna Group since 1984; Hanna Capital Management since 1998; and Hanna Ventures since 1999. Mr. Hanna holds a B.S. in Business Administration from the University of Arizona.