Dr. Michelle E. Williams Dr. Williams was elected to the Board of Directors in 2019 and is a member of the Technology Committee. She serves as Global Group President of Altuglas International, a subsidiary of Arkema S.A. Prior to Arkema, she spent 23 years with Rohm and Haas Company and Dow Chemical in manufacturing, commercial, strategy and general management positions. She was General Manager, Chemical Mechanical Polishing Technologies, and later, General Manager, Adhesives and Sealants. Dr. Williams’ experience in commercial, technology and business leadership roles provides the Board with important expertise in innovation, new product development and operations.