Chairman and Chief Executive Officer of Peabody Energy Corporation. Mr. Boyce received a bachelor of science degree from the University of Arizona in mining engineering and completed the Advance Management Program from the Graduate School of Business at Harvard University. Mr. Boyce is Chairman and Chief Executive Officer of Peabody Energy Corporation. He has been a director of Peabody Energy Corporation since March 2005, and was appointed Chairman on October 10, 2007. Mr. Boyce was named Chief Executive Officer Elect in March 2005, and assumed the position of Chief Executive Officer in January 2006. He also served as President from October 2003 until January 6, 2008. Mr. Boyce was Chief Operating Officer from October 2003 to December 2005. From 2000 to 2003, he served as Chief Executive - Energy for Rio Tinto plc, an international natural resource company. Mr. Boyce was President and Chief Executive Officer of Kennecott Energy Company from 1994 to 1999 and President of Kennecott Minerals Company from 1993 to 1994. Prior to serving as President of Kennecott Minerals, he had extensive engineering and operating experience with Kennecott. Mr. Boyce also served as Executive Assistant to the Vice Chairman of Standard Oil from 1983 to 1984. He is a member of the Coal Industry Advisory Board of the International Energy Agency. Mr. Boyce is a Board member of the Business Round Table, Center for Energy and Economic Development (CEED) and the National Mining Association. He is also a member of the Board of Directors of the St. Louis Regional Chamber and Growth Association and a member of Civic Progress in St. Louis. Mr. Boyce is a member of the Advisory Council of the University of Arizona's Department of Mining and Geological Engineering, and the School of Engineering and Applied Science National Council at Washington University.