Decio Levi is a researcher in the Faculty of Engineering at the Università degli Studi Roma Tre.
Peter Olver is a Professor and currently Head of the School of Mathematics at the University of Minnesota.
Zora Thomova is an Associate Professor of Mathematics at the State University of New York – Institute of Technology.
Pavel Winternitz is a Professor in the Department of Mathematics and Statistics at the Université de Montréal.