Robert J. Zollars has served as our Executive Chairman of the Board since June 2013. From June 2007 to May 2013, he served as our Chairman of the Board and Chief Executive Officer. From May 2006 to May 2007, Mr. Zollars served as chief executive officer of Wound Care Solutions, Inc., an operator of outsourced chronic wound care centers. From June 1999 to March 2006, Mr. Zollars served as chief executive officer and chairman of the board of directors of Neoforma, Inc., a healthcare technology company. From January 1997 to June 1999, Mr. Zollars served as executive vice president and group president of Cardinal Health, Inc., a supplier of health care products and services, where he was responsible for five wholly-owned subsidiaries. From 1985 to 1997, Mr. Zollars served as a division president of four different operating units at Baxter International, Inc., a medical instrument and supply company. From 1979 to 1985, Mr. Zollars served as area vice president and in various other capacities at American Hospital Supply Corporation, a medical supply company, which was acquired by Baxter International in 1985. Since February 2005, Mr. Zollars has served on the board of directors of Diamond Foods, Inc., and as its chairman since February 2012. Since May 2004, he has also served on the board of directors of VWR International, LLC, a scientific equipment distributor. Mr. Zollars graduated magna cum laude with a B.S. degree in Marketing from Arizona State University and earned an M.B.A. degree in Finance from John F. Kennedy University.