Baross, John, USA
Brack, Andre, France
Cosmovici, Cristiano, Italy
Coyne, SJ, George, Italy
Dick, Steven J., USA
Drake, Frank, USA
Gallori, Enzo, Italy
Grymes, Rosalind A. , USA
Johnson, Torrence V., USA
Lazcano, Antonio, Mexico
Leger, Alain, France
Maccone, Claudio, Italy
Masson, Philippe France
Matteucci, Francesca, Trieste, Italy
Mayor, Michel, Switzerland
Meierhenrich, Uwe J., Germany
Meyer, Michael, USA
Miller, Stanley, USA
Moorbath, Stephen, UK
Montebugnoli, Stelio
Pérez-Mercader, Juan, Spain
Schwehm, Gerhard, The Netherlands
Ward, Peter, USA
Westall, Frances, France