by a 21-member board of trustees and an eight-member executive committee. The principal officers are Garry Jacobs, President & Chief Executive Officer, Alberto Zucconi, chairman of the Board. Past presidents Lord John Boyd Orr Hugo Boyko Stuart Mudd Marion Mushkat Detlev Bronk Harold Lasswell Walter Isard Ronald St. John Macdonald Carl-Göran Hedén Harlan Cleveland Walter Truett Anderson Jeffrey Schwartz Ivo Slaus Heitor Gurgulino de Souza References External links The World Academy of Art and Science: History and Manifesto.- J. "CADMUS", Vol. I, Issue 2, 2011, pp. 151–152 , official website International scientific organizations Organizations established in 1960 Peace organizations Scientific organizations based in the United States International academies