Charles Bland has served as a director since June 2016, and previously served as a director from December 2010 to February 2016. Mr. Bland served as our Chief Executive Officer from February 2011 to December 2012, and was employed by us in a transitional capacity following his retirement from service as our Chief Executive Officer through May 2013. Mr. Bland previously served as our Chief Operating Officer from June 2010 to February 2011. From April 2007 through December 2010, Mr. Bland served as a director and as the chairman of the audit committee of NightHawk Radiology Holdings, Inc. (“NightHawk”), a provider of teleradiology services. During 2009, Mr. Bland served as the Chief Financial Officer of American Gaming Systems, a privately-held designer, manufacturer and operator of gaming machines. Mr. Bland served as the Chief Financial Officer of Sirenza Microdevices, Inc. (“Sirenza”), a supplier of radio frequency semiconductors and related components for the commercial communications, consumer and aerospace, defense and homeland security equipment markets, from July 2005 through its sale to RF Micro Devices, Inc. (“RFMD”) in November 2007, and also as its Chief Operating Officer from May 2003 until July 2005. Mr. Bland received his B.S. in Accounting and Finance from The Ohio State University and his M.B.A. from the Sloan School, Massachusetts Institute of Technology. Mr. Bland’s qualifications to serve as a director include his detailed knowledge of our business, operations, senior leadership, and strategic opportunities and challenges based on his prior service as our Chief Executive Officer and Chief Operating Officer. In addition, Mr. Bland’s extensive experience in a variety of executive roles at public companies in our industry, his executive experience in other industries, and his prior experience as a public company director and audit committee chair allow him to bring a broad and diverse perspective to our board of directors. His prior Chief Financial Officer and audit committee experience have provided him expertise with accounting principles and financial reporting rules and regulations, in evaluating financial results and in generally overseeing the financial reporting process.