B. Kevin Turner

Mr. Turner has served as our Vice Chairman since February 2020, after serving as Vice Chairman and Senior Advisor to the Chief Executive Officer from August 2017 to February 2020. Mr. Turner served as President and Chief Executive Officer of Core Scientific, an emerging leader in blockchain and artificial intelligence infrastructure, hosting, transaction processing and application development, from July 2018 to May 2021. Prior to Core Scientific, Mr. Turner was a CEO of Citadel Securities and Vice Chairman of Citadel LLC, both global financial institutions. Prior to Citadel, Mr. Turner served as COO of Microsoft Corporation, an American multinational technology corporation, from 2005 to 2016, and as CEO and President of Sam’s Club, an American chain of membership-only retail warehouse clubs owned and operated by Walmart Inc., from 2002 to 2005. Between 1985 and 2002, Mr. Turner held several positions of increasing responsibility with Wal-Mart, including Executive Vice President and Global Chief Information Officer from 2001 to 2002. Mr. Turner was a member of the board of Nordstrom, Inc., from 2010 to May 2020. Mr. Turner’s strategic and operational leadership skills and expertise in online worldwide sales, global operations, supply chain, merchandising, branding, marketing, information technology and public relations provide our Board with valuable insight relevant to our business.