Mr. Sheena is a co-founder of our company, and served as our Chief Technology Officer from 2007 to December 2020. Mr. Sheena has served as a member of our board of directors since 2007. Prior to co-founding our company, Mr. Sheena co-founded PhoneSpots, Inc. (formerly PocketThis, Inc.), a mobile technology company serving mobile carriers worldwide, in 1999. Mr. Sheena held various roles at PhoneSpots, Inc. from June 1999 to December 2007, including vice president of product management and chief technology officer. Mr. Sheena holds a Bachelor of Science in Electrical Engineering and Computer Science, and a Master of Engineering in Electrical Engineering and Computer Science, from the Massachusetts Institute of Technology. Our board of directors believes that Mr. Sheena is qualified to serve as a director based on his experience as our co-founder and Chief Technology Officer, his experience with entrepreneurial companies, and his particular familiarity with technology companies.