Dr. Harry Deans was appointed to serve as the Chief Executive Officer of the Company starting August 22, 2019 and has been a member of the Board since November 2018. Dr. Deans was Chief EH&S and Operations Officer of Johnson Matthey plc London, until August 2019. Dr. Deans served as the Executive Vice President and President of the nitrogen division of Nutrien Ltd. (“Nutrien”), a fertilizer producer and distributor, from January 2018 to May 2018. From August 2015 to December 2017, Dr. Deans was the Senior Vice President of Agrium Inc., a fertilizer producer and distributor, prior to its merger with Potash Corporation of Saskatchewan to form Nutrien. From August 2015 to December 2017, he served as a member of the board of directors of Canpotex Potash Export Company. From 2006 to 2014, Dr. Deans held a series of positions as the chief executive officer of multiple affiliates and directly owned subsidiaries of INEOS Group Holdings S.A., a chemical company. Dr. Deans holds a Ph.D and M.Phil. in chemistry from Strathclyde University as well as a B.Sc. in chemistry from Glasgow University.