Gestur Olafsson studied at the University of Iceland and University of Gottingen. He completed his doctorial thesis in 1982,and worked at the University of Gottingen until 1991. He is currently an Associate Professor at the University of Roskilde, and has had Tenure at Louisiana State University since 1994.
Joachim Hilgert studied at Universitat at Munchen and at Tule University. He received the DFG-Heisenberg grant 1991-1993. Hilgert has been a Professor at the TU Clausthal since 1993.