Academic Career

• 1969 Academic Assistant at the Geographic Institute of RWTH Aachen


• 1972 Promotion (Dr. phil.) in Geography at the University of Freiburg/Br.


• 1976 Research Associate at the Geographic Institute of RWTH Aachen


• 1976-1977 Fellowship of the American Council of Learned Societies


• 1977-1978 Scholarship for Habilitation by DFG


• 1979 Habilitation in Geography at the RWTH Aachen


• 1986 Professor, RWTH Aachen


• 1995 Professor, Geographic Institute of the Georg-August-University of Göttingen


• 2010: Attainment of "normal retirement age"