Mr. Noglows served as chairman of the board of CMC Materials (f/k/a Cabot Microelectronics Corporation) (NASDAQ: CCMP), a leading worldwide supplier of consumable products used in the semiconductor manufacturing process, from January 2016 to July 2022. He previously served as executive chairman of the board from 2014 until December 2015, and served as chairman, president and chief executive officer of CMC Materials from 2003 through 2014. Prior to that, Mr. Noglows served as executive vice president and general manager at Cabot Corporation (NYSE: CBT). Mr. Noglows has served on the board of directors of Aspen Aerogels, Inc. (NYSE: ASPN) since 2014, and he also served on the Aspen board from 2011 to 2013. Mr. Noglows holds a bachelor s degree in chemical engineering from the Georgia Institute of Technology. In nominating Mr. Noglows for election as a director, our Board focused on his experience as chief executive officer of a leading public company and his expertise in developing technology as important attributes for his continuing to serve as one of our directors.