Thomas Girschweiler was a member of our board from 2003 to March 2014 and rejoined the board in May 2015. Mr. Girschweiler has been engaged in corporate financing activities on his own behalf since 1996. From 1981 to 1996, he was an investment banker with Union Bank of Switzerland. Mr. Girschweiler is a graduate of the Swiss Banking School. The Board has determined that Mr. Girschweiler should serve as a director because of his experience in corporate financing activities and his status as a significant shareholder.