Chad Holliday is chair of the board of Royal Dutch Shell plc. He was elected to this position in May 2015. He previously served as chairman of the board of Bank of America and as chairman and CEO of DuPont, the company he retired from after 36 years of service. Holliday currently serves on the boards of Deere & Company and Hospital Corporation of America (HCA). He is a licensed professional engineer and a member of the US National Academy of Engineering and the UK Royal Society of Engineering. He previously served as chairman of the following organizations: US Council on Competitiveness, United Nations Sustainable Energy for All, World Business Council for Sustainable Development, Catalyst, US Business Council and the US National Academy of Engineering. He graduated from the University of Tennessee with a bachelor's degree in industrial engineering. He received honorary doctorates from Polytechnic University Brooklyn, New York, Washington College Chestertown, Maryland and the University of Tennessee Knoxville, Tennessee.