IIASA's first Director, Howard Raiffa, and first Council Chair, Jermen Gvishiani were first in a series of distinguished scientists who have held these posts at IIASA.

Past Council Chairs

Academician Jermen Gvishiani† (Oct. 1972-June 1987)

Academician Vladimir Mikhalevich† (June 1987-May 1992)

Professor Wolf Häfele† and Professor Yoichi Kaya* (June 1992-Nov. 1992)

Academician Gueorgui Golitsyn (Nov. 1992-June 1997)

Professor Kurt Komarek†** (June 1997-Nov. 1998)

Professor Arne Jernelöv (Nov. 1998-Nov. 2000)

Professor Kenji Yamaji*** (Nov. 2000-Nov. 2003)

Professor Simon Levin (Nov. 2003-Dec. 2008)

Professor Peter Lemke (Dec. 2008-Nov. 2014)

Professor Don Saari (Nov. 2014-June 2017)

Academician Alexei Gvishiani*** (June 2017-Sept. 2017)

Professor Michael Clegg (Sept. 2017-Dec. 2023)

 

* Acting Co-Chair
** Interim Chair
*** Acting Chair

Past Directors

Professor Howard Raiffa† (1972-1975)

Dr. Roger Levien (1975-1981)

Professor C.S. Holling† (Dec. 1981-1984)

Professor Thomas H. Lee† (Sept. 1984-1987)

Dr. Robert H. Pry† (Aug. 1987-1990)

Dr. Peter E. de Jánosi† (Aug. 1990-1996)

Professor Gordon J. MacDonald† (Aug. 1996-2000)

Professor Arne B. Jernelöv* (Sept. 2000-2002)

Professor Dr. Leen Hordijk (July 2002-May 2008)

Professor Sten Nilsson* (May 2008-2009)

Professor Detlof von Winterfeldt (Jan. 2009-Jan. 2012)

Professor Pavel Kabat (Feb. 2012-Sept.r 2018)

Professor Nebojsa Nakicenovic* (Sept.-Oct. 2018)

Dr. Albert van Jaarsveld (Oct. 2018- Oct. 2023)

Professor Wolfgang Lutz (Nov. 2023)*

Professor Hans Joachim (John) Schellnhuber (Dec. 2023 -

 

* Acting Director