Background
Seidenfus, Hellmuth Stephan was born on May 5, 1924 in Mannheim, Germany. Son of Stephan and Hedwig (Boehm) Seidenfus.
Seidenfus, Hellmuth Stephan was born on May 5, 1924 in Mannheim, Germany. Son of Stephan and Hedwig (Boehm) Seidenfus.
Assistant, U. Cologne, Germany, 1953-1960; professor economics, U. Giessen, Germany, 1960-1963; professor economics, U. Münster, Germany, 1963-1989; professor emeritus, U. Münster, Germany, since 1989. Adviser Ministry Transport, Bonn, Germany, 1960-1996.
Member German Society Transportation Economics (president 1983-1991, honorary member since 1992), European Society Transportation Institutes (honorary president 1994-2000), Academy of Sciences Brescia, Hungarian Academy Transportation Sciences, Austrian Academy Transportation Sciences.
Married Gisela Orthmann, April 3, 1956. Children: Christoph, Florian, Valentin.