Michael Tsatsomeros is a professor in the Department of Mathematics and Statistics at Washington State University. He holds a Ph.D. in mathematics from the University of Connecticut, a M.Sc. in mathematics from Concordia University in Montreal and a B.Sc. in mathematics from the University of Patras.

Panayiotis Psarrakos is a professor in the Department of Mathematics at the National Technical University of Athens in Greece, where he also serves as a Vice Chancellor. He holds a Ph.D. in mathematics from the National Technical University of Athens and a B.Sc. in mathematics from the University of Athens.