Mr. Andreessen is a co-founder of AH Capital Management, LLC, doing business as Andreessen Horowitz, a venture capital firm founded in July 2009. From 1999 to July 2007, Mr. Andreessen served as Chairman of Opsware, Inc., a software company that he co-founded. From March 1999 to September 1999, Mr. Andreessen served as Chief Technology Officer of America Online, Inc., a software company. Mr. Andreessen co-founded Netscape Communications Corporation, a software company, and served in various positions, including Chief Technology Officer and Executive Vice President of Products from 1994 to 1999. Mr. Andreessen also is a director of eBay Inc., Facebook, Inc. and several private companies.

Mr. Banerji has served as a senior partner of Booz & Company, a consulting company, since May 2012. Previously, Mr. Banerji served as Chief Executive Officer of Booz & Company from July 2008 to May 2012. Prior to that, Mr. Banerji served in multiple roles at Booz Allen Hamilton, a consulting company and predecessor to Booz & Company, while based in offices in North America, Asia and Europe, including President of the Worldwide Commercial Business from February 2008 to July 2008, Managing Director, Europe from February 2007 to February 2008 and Managing Director, United Kingdom from 2003 to March 2007. Earlier in his career, Mr. Banerji was a member of the faculty at the University of Chicago Graduate School of Business.

Mr. Gupta served as Lead Independent Director of the Board from November 2011 to April 2013. Mr. Gupta has served as Chairman of Avantor Performance Materials, a manufacturer of chemistries and materials, since August 2011 and as Senior Advisor to New Mountain Capital, LLC, a private equity firm, since July 2009. Previously, Mr. Gupta served as Chairman and Chief Executive Officer of Rohm and Haas Company, a worldwide producer of specialty materials, from 1999 to April 2009. Mr. Gupta occupied various other positions at Rohm and Haas after joining the company in 1971, including Vice Chairman from 1998 to 1999, Director of the Electronic Materials business from 1996 to 1999, and Vice President and Regional Director of the Asia-Pacific Region from 1993 to 1998. Mr. Gupta also is a director of Delphi Automotive PLC, Tyco International Ltd., The Vanguard Group and several private companies.

Mr. Hammergren has served as Chairman of McKesson Corporation, a healthcare services and information technology company, since 2002. Mr. Hammergren joined McKesson in 1996 and held a number of management positions before becoming President and Chief Executive Officer in 2001. Mr. Hammergren also is a former director of Nadro, S.A. de C.V. (Mexico).

Mr. Lane served as executive Chairman from September 2011 to April 2013 and as non-executive Chairman from November 2010 to September 2011. Since April 2013, Mr. Lane has served as Partner Emeritus of Kleiner Perkins Caufield & Byers, a private equity firm, after having previously served as its Managing Partner from 2000 to 2013. Prior to joining Kleiner Perkins, Mr. Lane was President and Chief Operating Officer and a director of Oracle Corporation, a software company. Before joining Oracle in 1992, Mr. Lane was a senior partner of Booz Allen Hamilton, a consulting company. Prior to Booz Allen Hamilton, Mr. Lane served as a division vice president with Electronic Data Systems Corporation, an IT services company that HP acquired in August 2008. Mr. Lane is a director of several private companies and is a former director of Quest Software, Inc.

Ms. Livermore served as Executive Vice President of the former HP Enterprise Business from 2004 until June 2011 and has served in a transitional role since then. Prior to that, Ms. Livermore served in various other positions with HP in marketing, sales, research and development, and business management since joining the company in 1982. Ms. Livermore also is a director of United Parcel Service, Inc.

Mr. Reiner has served as Operating Partner at General Atlantic, a private equity firm, since November 2011. Previously, Mr. Reiner served as Special Advisor to General Atlantic from September 2010 to November 2011. Prior to that, Mr. Reiner served as Senior Vice President and Chief Information Officer at General Electric Company, a technology, media and financial services company, from 1996 until March 2010. Mr. Reiner previously held other executive positions with GE since joining the company in 1991. Earlier in his career, Mr. Reiner was a partner at Boston Consulting Group, a consulting company, where he focused on strategic and process issues for technology businesses. Mr. Reiner also is a former director of Genpact Limited.

Ms. Russo served as Chief Executive Officer of Alcatel-Lucent, a communications company, from December 2006 to September 2008. Previously, she served as Chairman of Lucent Technologies Inc., a communications company, from 2003 to November 2006 and Chief Executive Officer and President of Lucent from 2002 to November 2006. Ms. Russo also is a director of Alcoa, Inc., General Motors Company, KKR Management LLC (the managing partner of KKR & Co., L.P.) and Merck & Co., Inc. Ms. Russo served as a director of Schering-Plough Corporation from 1995 until its merger with Merck in 2009.

Mr. Thompson has been a principal of Aquiline Capital Partners LLC, a private equity firm, since November 2011 after having served as Senior Advisor to Aquiline from May 2009 until November 2011. Previously, Mr. Thompson served as Chairman of Wachovia Corporation, a financial services company, from 2003 until June 2008. Mr. Thompson also served as Chief Executive Officer of Wachovia, formerly First Union Corporation, from 2000 until June 2008 and as President from 1999 until June 2008. Previously, Mr. Thompson served as Chairman of First Union for a portion of 2001, Vice Chairman of First Union from 1998 to 1999, and Executive Vice President of First Union from 1996 to 1998. Mr. Thompson also is a director of BNC Bancorp.

Ms. Whitman has served as President and Chief Executive Officer of HP since September 2011 and as a member of the Board since January 2011. From March 2011 to September 2011, Ms. Whitman served as a part-time strategic advisor to Kleiner Perkins Caufield & Byers, a private equity firm. Previously, Ms. Whitman served as President and Chief Executive Officer of eBay Inc., an online marketplace and payments company, from 1998 to March 2008. Prior to joining eBay, Ms. Whitman held executive-level positions at Hasbro Inc., a toy company, FTD, Inc., a floral products company, The Stride Rite Corporation, a footwear company, The Walt Disney Company, an entertainment company, and Bain & Company, a consulting company. Ms. Whitman also serves as a director of The Procter & Gamble Company and Zipcar, Inc. and is a former director of DreamWorks Animation SKG, Inc.

Mr. Whitworth was appointed interim Chairman in April 2013. Mr. Whitworth has been a principal of Relational Investors LLC, a registered investment advisor, since 1996. He also is a former director of Genzyme Corporation, Sovereign Bancorp, Inc., Sprint Nextel Corporation and seven other public companies.