Richard C. Pfenniger, Jr. served as interim chief executive officer of Vein Clinics of America, Inc. from May 2014 to February 2015 and as interim chief executive officer of Integramed America, Inc., a manager of highly specialised outpatient medical centres, from January to June 2013. From 2003 until 2011, Mr. Pfenniger served as the chairman of the board, president, and chief executive officer of Continucare Corporation, a provider of primary care physician services. Mr. Pfenniger was the chief executive officer and vice chairman of Whitman Education Group, Inc., a provider of career-oriented higher education, from 1997 until 2003. From 1994 to 1997, Mr. Pfenniger served as the chief operating officer of IVAX Corporation, and from 1989 to 1994 he served as the senior vice president-legal affairs and general counsel of IVAX corporation, a multi-national pharmaceutical company. Mr. Pfenniger currently serves as a director of TransEnterix, Inc. (a medical device company), Opko Health, Inc. (a multi-national pharmaceutical and diagnostics company), and Wright Investors’ Service Holdings, Inc. Mr. Pfenniger has served on our board of directors since 2005.