ICTP will celebrate its 40th anniversary on Monday and Tuesday 4-5 October. The two-day conference, “Legacy for the Future", will feature five Nobel Laureates—Walter Kohn (Chemistry 1998), University of California at Santa Barbara; Robert Laughlin (Physics 1998), Stanford University; Robert A. Marcus (Chemistry 1992), California Institute of Technology; John Nash, Jr. (Economic Sciences 1994), Princeton University; and Ahmed H. Zewail (Chemistry 1999), California Institute of Technology—as well as a roundtable discussion on the future of science in the developing world. The opening session, which begins at 9.00 on Monday in ICTP’s Main Lecture Hall, will include presentations by Altero Matteoli, Italy’s Minister of the Environment; Roberto Antonione, Undersecretary, Italy’s Ministry of Foreign Affairs; Riccardo Illy, President of Regione Friuli-Venezia Giulia; and Ambassador Nassir Abdulaziz Al-Nasser, Chairman of the Group of 77. There will also be messages from KoÃ¯chiro Matsuura, Director General of the United Nations Educational, Scientific and Cultural Organization (UNESCO), and Mohamed ElBaradei, Director General of the International Atomic Energy Agency (IAEA), and opening remarks by Walter Erdelen, Assistant Director General, UNESCO, and Werner Burkart, Deputy Director General, IAEA. For additional information see the Anniversary Programme.