For District V director: Mark C. Cesa

Chicago Section. Retired, INEOS Nitriles, Naperville, Illinois. Academic record: Princeton University, AB, 1974; University of Wisconsin-Madison, MS 1977, PhD, 1979. Honors: ACS Fellow, 2012; BP Chemicals Breakthrough Award, 1999, 2000; BP Chemicals Outstanding Performer Award, 1996, 1997; BP America Inventors Hall of Fame, 1995; BP Chemicals Innovation Award, 1990, 1995. Professional positions (for the past 10 years): INEOS Nitriles USA LLC, Process Chemistry Consultant, 2007–15. Service in ACS national offices: Committee on Ethics, 2024; International Activities Committee, 2019–23; Committee on Science, 2008–18, Chair 2016–18; Committee on Chemical Safety, 2006–08; Division of Professional Relations, Member-at-Large, 2007–08; E. J. Murphree Award Canvassing Committee, 2001–02. Service in ACS offices: Chicago Section : Director of Budgets, 2023–24; Assistant Comptroller, 2023; Chair, 2022; Awards Committee, Chair, 2020; Bylaws Revision Committee, 2011; New Technologies Committee, 2010–11; Vice Chair, 2007, 2009; Councilor, 2006–11, 2022–24; Director, 2005–06, 2010–11, 2020–21; Alternate Councilor, 2004–05; Professional Relations Committee, Chair, 2004–11; Long-range