| 2007-2009 |
President: Elise del Rosario (Philippines)
Past President: Thomas Magnanti (USA)
Vice President: Michel Gendreau (Canada)
Treasurer: Peter Bell (Canada)
Secretary: Mary Magrogan (USA)
VP ALIO: Horacio Hideki Yanassee (Brazil)
VP APORS: Tatsuo Oyama (Japan)
VP EURO: Raymond Bisdorff (Belgium)/Maria Grazia Speranza(Italy)
VP NORAM: Michael Trick (USA)
|
| 2004-2006 |
President: Thomas Magnanti (USA)
Past President: Paolo Toth (Italy)
Vice President: Theodor Stewart (South Africa)
Treasurer: Hugh Bradley (USA)
Secretary: Mary Magrogan (USA)
VP ALIO: Irene Loiseau (Argentina)
VP APORS: S.P. Mukherjee (India)
VP EURO: Raymond Bisdorff (Belgium)
VP NORAM: Michael Trick (USA)
|
| 2001-2003 |
President: Paolo Toth (Italy)
Past President: Andres Weintraub (Chile)
Vice President: Elise del Rosario (Philippines)
Treasurer: Hugh Bradley (USA)
Secretary: Mary Magrogan (USA)
VP ALIO: Sergio Maturana (Chile)
VP APORS: Moshe Sniedovich (Australia)
VP EURO: Yannis Siskos (Greece)
VP NORAM: Michel Gendreau (Canada)
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| 1998-2000 |
President:Andres Weintraub (Chile)
Past President: Peter Bell (Canada)
Vice President: Graham Rand (UK)
Treasurer: Hugh Bradley (USA)
Secretary: Loretta Peregrina (Canada)
VP ALIO: Celso Ribeiro (Brazil)
VP APORS: Moshe Sniedovich (Australia)
VP EURO: Dominique de Werra (Switzerland)
VP NORAM: Robert Abrams (USA)
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| 1995-1997 |
President: Peter Bell (Canada)
Past President: K. Brian Haley (UK)
Vice President: Birger Rapp
Treasurer: David Schrady (USA)
Secretary: Helle Welling (Denmark)
VP ALIO: Hugo Scolnik (Argentina)
VP APORS: Toshiharu Hasegawa (Japan)
VP EURO: Rainer Burkard
VP NORAM: Saul Gass (USA)
|
| 1992-1994 |
President: K. Brian Haley (UK)
Past President: William Pierskalla (USA)
Vice President: Nitin Patel (India)
Treasurer: David Schrady (USA)
Secretary: Helle Welling (Denmark)
VP ALIO: Andres Weintraub (Chile)
VP APORS: Guang-Hiu Hsu (China)
VP EURO: Jakob Krarup (Denmark)
VP NORAM: Alfred Blumstein (USA)
|
| 1989-1991 |
President: William Pierskalla (USA)
Past President: Jacques Lesourne (France)
Vice President: Luis Valadares Tavares (Portugal)
Treasurer: David Schrady (USA)
Secretary: Helle Welling (Denmark)
VP ALIO: Roberto Galvao (Brazil)
VP APORS: Woong Bae Rha (Korea)
VP EURO: Jean-Pierre Brans (Belgium)
VP NORAM: Peter Bell (Canada)
|
| 1986-1988 |
President: Jacques Lesourne (France)
Past President: Heiner Muller-Merbach (Fed. Rep. of Germany)
| Vice Presidents: |
Seth Bonder (USA)
R. P. Kavanagh (Australia)
Frederick J. Ridgway (Ireland)
|
Treasurer: Jack R. Borsting (USA)/David Schrady (USA)
Secretary: Helle R. Welling (Denmark)
|
| 1983-1985 |
President: Heiner Muller-Merbach (Fed. Rep. of Germany)
Past President: R. H. Collcutt (UK)
| Vice Presidents: |
K.B. Haley (UK)
Masao Iri (Japan)
Nelson Maculan (Brazil)
|
Treasurer: Jack R. Borsting (USA)
Secretary: Helle R. Welling (Denmark)
|
| 1980-1982 |
President: R. H. Collcutt (UK)
Past President:David B. Hertz (USA)
| Vice Presidents: |
I. A. Pappas (Greece)
Ronda M. Potter (Australia)
H. J. Zimmermann (Fed. Rep. of Germany)
|
Treasurer: Jack R. Borsting (USA)
Secretary: Helle R. Welling (Denmark)
|
| 1977-1979 |
President: David B. Hertz (USA)
Past President:T. Matsuda (Japan)
| Vice Presidents: |
Jean-Pierre Brans ( Belgium)
J. R. Basso Dastugue (Argentina)
John Gratwick (Canada)
|
Treasurer: R. H. Collcutt (UK)
Secretary: Helle R. Welling (Denmark)
|
| 1974-1976 |
President: T. Matsuda (Japan)
Past President: Arne Jensen (Denmark)
| Vice Presidents: |
Joseph H. Engel (USA)
Heiner Muller-Merbach (Fed. Rep. of Germany)
|
Treasurer: R. H. Collcutt (UK)
Secretary: M. Kinnaird (UK)/ Helle R. Welling (Denmark)
|
| 1971-1973 |
President: Arne Jensen (Denmark)
Past President: Alec M. Lee (Canada)
Vice President: B.P. Benerjee (India)
Treasurer: R. H. Collcutt (UK)
Secretary: M. Kinnaird (UK)
|
| 1968-1970 |
President: Alec M. Lee (Canada)
Past President: Charles Salzmann (France)
Vice-President: T. Matsuda (Japan)
Treasurer: R. H. Collcutt (UK)
Secretary: M. Kinnaird (UK)
|
| 1967 |
President: Charles Salzmann (France)
Treasurer: H. Lavaill (France)
Secretary: Charles Salzmann (France)
|
| 1965-1966 |
President: Marcel Boiteux (France)
Treasurer: H. Lavaill (France)
Secretary: Marcel Boiteux (France)
Deputy Secretary: Charles Salzmann (France)
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| 1962-1964 |
President: Philip M. Morse (USA)
Treasurer: Robert G. Brown (USA)
Secretary: Philip M. Morse (USA)
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| 1959-1961 |
President: Charles Goodeve (UK)
Treasurer: D. Hicks (UK)
Secretary: Charles Goodeve (UK)
|