1968–1970 G. Bernardini, Italy 1970–1972 E. Rudberg, Sweden 1972–1976 H. Casimir (15.07.1909–04.05.2000), Netherlands 1976–1978 I. Ursu, Romania 1978–1980 A. Zichichi, Italy 1980–1982 A. Mackintosh (22.01.1936–20.12.1995), Denmark 1982–1984 J. Friedel (11.02.1921–27.08.2014), France 1984–1986 G. Stafford (15.04.1920–30.07.2013), UK 1986–1988 W. Buckel, Germany 1888–1991 R. Ricci, Italy 1991–1993 M. Jacob, Switzerland 1993–1995 N. Kroo, Hungary

1995–1997 H. Schopper, Switzerland 1997–1999 D. Weaire, UK 1999–2001 Sir A. Wolfendale, UK 2001–2003 M. Ducloy, France 2003–2005 M. Huber, Switzerland 2005–2007 O. Poulsen (? - 2017), Denmark 2007–2009 F. Wagner, Germany

2009–2011 M. Kolwas, Poland 2011–2013 L. Cifarelli, Itally 2013–2015 J. Dudley, France 2015–2017 Ch. Rossel, Switzerland 2017–2019 R. Voss, Germany 2019–2021 P. Rudolf, Germany 2021–2023 L. Berge, France