Mary Margaret Hastings Georgiadis is a businessperson who has been at the helm of 5 different companies and currently occupies the position of CEO-Partner at Flagship Pioneering and President & Chief Executive Officer of Arches Holdings, Inc.

She is also Managing Partner at Synetro Group LLC and on the board of 12 other companies.

She previously was Chief Executive Officer & Director at Mattel, Inc., President, Chief Executive Officer & Director at Ancestry.com LLC, Chief Operating Officer at Groupon, Inc., Partner at McKinsey & Co., Inc. and Partner at McKinsey & Co. (United Kingdom) (a subsidiary of McKinsey & Co., Inc.), Partner at McKinsey & Co., Inc. and Partner at McKinsey & Co. (United Kingdom) (a subsidiary of McKinsey & Co., Inc.), Chief Marketing Officer & EVP-Card Products at Discover Financial Services, President-Americas at Google LLC and Chairman at The Advertising Council, Inc.

Ms. Georgiadis received an undergraduate degree from Harvard University and an MBA from Harvard Business School.