Councils of DHS and DHST since 1947

Dates Officers Assessors
2017-2021 President: Mike Osborne (USA)
President Elect: Marcos Cueto (Brazil)
First Vice-President: Angela Creager (USA)
Second Vice-President: Luiz Carlos Soares (Brazil)
Secretary General: Catherine Jami (France)
Treasurer: Milada Sekyrkova (Czech Republic)
Assistant Secretary General: Takehiko Hashimoto (Japan)
Gregory Good (USA)
Gavan McCarthy (Australia)
Krishnamurthi Ramasubramanian (India)
Maria Rentetzi (Greece)
Sergey Shalimov (Russia)
Liba Taub (UK)
2013-2017 President: Efthymios Nicolaidis (Greece)
President Elect: Mike Osborne (USA)
First Vice-President: Lesley Cormack (Canada)
Second Vice-President: Jean Gayon (France)
Secretary General: Catherine Jami (France)
Treasurer: Jeffrey Hughes (UK)
Assistant Secretary General: Annette Vogt (Germany)
Takehiko Hashimoto (Japan)
Frank James (UK)
Maija Kallinen (Finland)
Krishnamurthi Ramasubramanian (India)
Luiz Carlos Soares (Brazil)
Sun Xiaochun (China)
2009-2013 President: Liu Dun (China)
Past President: Ronald Numbers (USA)
First Vice-President: Paolo Brenni (Italy)
Second Vice-President: Mike Osborne (USA)
Secretary General: Efthymios Nicolaidis (Greece)
Treasurer: Catherine Jami (France)
Assistant Secretary General: Karine Chemla (France)
Ana Rosa Barahona Echeverria (Mexico)
Frank James (UK)
Alexey Postnikov (Russia)
Pablo Lorenzano (Argentina)
Annette Vogt (Germany)
Michio Yano (Japan)
2005-2009 President: Ronald Numbers (USA)
Past President: Ekmeleddin Ihsanoglu (Turkey)
First Vice-President: Liu Dun (China)
Second Vice-President: Fabio Bevilacqua (Italy)
Secretary General: Efthymios Nicolaidis (Greece)
Treasurer: Ida Stamhuis (Netherlands)
Assistant Secretary General: Eva Vamos (Hungary)
Lesley Cormack (Canada)
Ubiratan d’Ambrosio (Brazil)
Mahmoud Hafez (Egypt)
Catherine Jami (France)
Alexey Postnikov (Russia)
Michio Yano (Japan)
2001-2005 President: Ekmeleddin Ihsanoglu (Turkey)
Past President: Bidare Venk Subbarayappa (India)
First Vice-President: Vladimir Kirsanov (Russia)
Second Vice-President: Liu Dun (China)
Secretary General: Juan-José Saldaña (Mexico)
Treasurer: Efthymios Nicolaidis (Greece)
Assistant Secretary General: Fabio Bevilacqua (Italy)
Kirsti Andersen (Denmark)
Mohammed Bagheri (Iran)
Roman Duda (Poland)
Carlos Galles (Argentina)
Mahmoud Hafez (Egypt)
Chikara Sasaki (Japan)
1997-2001 President: Bidare Venk Subbarayappa (India)
Past President: Robert Fox (UK)
First Vice-President: Mirko Grmek (France)
Second Vice-President: Ekmeleddin Ihsanoglu (Turkey)
Secretary General: Robert Halleux (Belgium)
Treasurer: Liba Taub (UK)
Assistant Secretary General: Fabio Bevilacqua (Italy)
Mohammed Bagheri (Iran)
Roman Duda (Poland)
Carlos Galles (Argentina)
Vladimir Kirsanov (Russia)
Mahmoud Hafez (Egypt)
Chikara Sasaki (Japan)
1993-1997 President: Robert Fox (UK)
Past President: William Shea (Canada)
First Vice-President: Rafaella Simili (Italy)
Second Vice-President: Mary-Jo Nye (USA)
Secretary General: Robert Halleux (Belgium)
Treasurer: David King (Germany)
Assistant Secretary General: Helge Kragh (Denmark)
S.M.R. Ansari (India)
Mohammed Bagheri (Iran)
Chen Meidong (China)
Ubiratan D’Ambrosio (Brazil)
Shuntaro Ito (Japan)
Vassili Kirsanov (Russia)
Juan Jose Saldaña (Mexico)
1990-1993 President: William Shea (Canada)
Past President: Paolo Galluzzi (Italy)
First Vice-President: Robert Fox (UK)
Second Vice-President: Hans Wussing (Germany)
Secretary General: Tore Frängsmyrb (Sweden)
Treasurer: David King (Germany)
Assistant Secretary General: Mario Hormigon (Spain)
S.M.R. Ansari (India)
Shuntaro Ito (Japan)
Tsun Ko (China)
Mary-Jo Nye (USA)
Juan Jose Saldaña (Mexico)
N. Ustinov (USSR)
1986-1989 President: Paolo Galluzzi (Italy)
Past President: Erwin Hiebert (USA)
First Vice-President: S.R. Mikulinsky (USSR)
Second Vice-President: Christoph Scriba (FRG)
Secretary General: William Shea (Canada)
Treasurer: Julio Samso (Spain)
Assistant Secretary General: Hans Wussing (GDR)
Pierre Dugac (France)
Li Peishan (China)
Bidare Venk Subbarayappa (India)
1982-1985 President: Erwin Hiebert (USA)
Past President: A.T. Grigorian (USSR)
First Vice-President: Olaf Pedersen (Denmark)
Second Vice-President: Eric G. Forbes, Christoph Scriba (FRG)
Secretary General: William Shea (Canada)
Treasurer: Julio Samso (Spain)
Assistant Secretary General: Hans Wussing (GDR)
Stefan Balan (Romania)
Bidare Venk Subbarayappa (India)
1978-1981 President: A.T. Grigorian (USSR)
Past President: René Taton (France)
First Vice-President: Erwin Hiebert (USA)
Second Vice-President: Maria Luisa Righini Bonelli (Italy)
Secretary General: Eric G. Forbes (UK)
Treasurer: Olaf Pedersen (Denmark)
Assistant Secretary General: Ahmad Yousef Al-Hassan (Syria)
Stefan Balan (Romania)
Frank Greenaway (UK)
1975-1977 President: René Taton (France)
Past President: Joseph Needham (UK)
First Vice-President: A.T. Grigorian (USSR)
Second Vice-President: Erwin Hiebert (USA)
Secretary General: Frank Greenaway (UK)
Treasurer: Olaf Pedersen (Denmark)
Assistant Secretary General: None
Bogdan Suchodolski (Poland)
Masao Watanabe (Japan)
1972-1974 President: Joseph Needham (UK)
First Vice-President: A.T. Grigorian (USSR)
Second Vice-President: René Taton (France)Secretary General: Frank Greenaway (UK)Treasurer: Olaf Pedersen (Denmark)Assistant Secretary General: None
Eugeniusz Olszewski (Poland)
Masao Watanabe (Japan)
1969-1971 President: I. Bernard Cohen (USA)
First Vice-President: Boris Kedrov (USSR)
Second Vice-President: Luigi BelloniSecretary General: René Taton (France)Treasurer: Dirk Arnold Wittop Koning (Netherlands)Assistant Secretary General: J. Smolka
Eugeniusz Olszewski (Poland)
Joseph Needham (UK)
1965-1968 President: Vasco Ronchi (Italy)
First Vice-President: I. Bernard Cohen (USA)
Second Vice-President: A.T. Grigorian (USSR)Secretary General: René Taton (France)Treasurer: Dirk Arnold Wittop Koning (Netherlands)Assistant Secretary General: None
Bogdan Suchodolski (Poland)
William D.M. Paton (UK)
1962-1965 President: Vasco Ronchi (Italy)
First Vice-President: I. Bernard Cohen (USA)
Second Vice-President: A.T. Grigorian (USSR)Secretary General: René Taton (France)Treasurer: Dirk Arnold Wittop Koning (Netherlands)Assistant Secretary General: Rosemarie Ferenczi (France)
Akira Kobori (Japan)
William D.M. Paton (UK)
1959-1962 President: Vasco Ronchi (Italy)
First Vice-President: Richard Shryock (USA)
Second Vice-President: Josep Maria Millàs Vallicrosa (Spain)Secretary General: René Taton (France)Treasurer: Dirk Arnold Wittop Koning (Netherlands)Assistant Secretary General: Rosemarie Ferenczi (France)
A.N. Figurovsky (USSR)
Willy Hartner (FRG)
1956-1959 President: R.J. Forbes (Netherlands)
First Vice-President: W.H. Schopfer (Switzerland)
Second Vice-President Vasco Ronchi (Italy)Secretary General: René Taton (France)Treasurer: Dirk Arnold Wittop Koning (Netherlands)Assistant Secretary General:
Frederic Simon Bodenheimer (Israel)
Richard Shryock (USA)
1953-1956 President: Louis de Broglie (France)
First Vice-President: W.H. Schopfer (Switzerland)
Second Vice-President H. Dingle (UK)Secretary General: Petre Sergescu (Romania), René Taton (France)Treasurer: Dirk Arnold Wittop Koning (Netherlands)Assistant Secretary General:
René Taton (France)
G. Ucelli (Italy)
1950-1953 President: George Sarton (USA)
First Vice-President: Dorothea Waley-Singer (UK)
Second Vice-President R.J. Forbes (Netherlands)Secretary General: Petre Sergescu (Romania)Treasurer: Johan Adriaan Vollgraff (Netherlands)Assistant Secretary General:
Jean Pelseneer (Belgium)
René Taton (France)
1947-1950 President: Charles Singer (UK)
First Vice-President: A. Reymond (Switzerland)
Second Vice-President George Sarton (USA)Secretary General: Petre Sergescu (Romania)Treasurer: Johan Adriaan Vollgraff (Netherlands)Assistant Secretary General: Pierre Brunet (France)
S. Lilley (UK)
Jean Pelseneer (Belgium)