Dr. Celeste Clark is the former senior vice president of global public policy & external relations and chief sustainability officer for the Kellogg Company. Dr. Clark also served as president of the Kellogg Citizenship Fund, the company's philanthropic entity. She is a member of the board of trustees and the finance and audit committees of the W.K. Kellogg Foundation, is a member of the board of directors of AdvancePierre Foods and AAA Michigan. Dr. Clark is an adjunct professor in Food Science and Nutrition at Michigan State University. She also serves as the principal of Abraham Clark Consulting, LLC, which specializes in leadership development, communications and regulatory affairs.