Board of Directors​​ 

Hans Vestberg​​ 

Chairman and Chief Executive Officer of Verizon Communications Inc.​​ 

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Clarence Otis, Jr. (Lead Director)​​ 

Former Chairman and Chief Executive Officer of Darden Restaurants, Inc.​​ 

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Shellye L. Archambeau​​ 

Former Chief Executive Officer of MetricStream, Inc.​​ 

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Roxanne S. Austin​​ 

President and Chief Executive Officer of Austin Investment Advisors​​ 

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Mark T. Bertolini​​ 

Chief Executive Officer of Oscar Health, Inc.​​ 

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Vittorio Colao​​ 

Former Italian Minister for Innovation, Digital Transition and Space and Former Chief Executive of Vodafone Group Plc​​ 

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Caroline Litchfield​​ 

Executive Vice President and Chief Financial Officer of Merck & Co., Inc.​​ 

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Laxman Narasimhan​​ 

Former Chief Executive Officer of Starbucks Corporation​​ 

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Daniel H. Schulman​​ 

Former President and Chief Executive Officer of PayPal Holdings, Inc.​​ 

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Rodney E. Slater​​ 

Senior Partner at Squire Patton Boggs LLP​​ 

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Carol B. Tomé​​ 

Chief Executive Officer, United Parcel Service, Inc.​​ 

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