The International Advisory Board is composed of José E. Alvarez, André Bergen, Bernard Bot, Günter Burghardt, Luc Cortebeeck, Herman Daems, Bert De Graeve, Jan Egeland, Gareth Evans, Mark Eyskens, Jan Grauls, Beate Kohler Koch, Thomas Leysen, Edward Luck, Juan Méndez, Woo-Sik Moon, Hugo Paemen, Yasmin Sooka, Strobe Talbott, Frans van Daele, Walter van Gerven, Youquiang Wang, Thomas Weiss.
Thomas Leysen became Chairman of Umicore in November 2008 after having served as Chief Executive Officer of Umicore since 2000.
Thomas Jefferson | Thomas Edison | Thomas | Thomas Hardy | Thomas Mann | Thomas Aquinas | Clarence Thomas | Thomas Gainsborough | Dylan Thomas | Thomas Pynchon | St. Thomas | Saint Thomas, U.S. Virgin Islands | Thomas Carlyle | Thomas the Tank Engine | Thomas Moore | Thomas Cromwell | Thomas Becket | Thomas the Apostle | Thomas Merton | Thomas Tallis | Thomas Paine | Roy Thomas | Thomas Telford | Thomas More | Thomas Wentworth, 1st Earl of Strafford | Ryan Thomas | C. Thomas Howell | Thomas Kean | Thomas Gage | Thomas Eakins |