Diploma ingenieur, Technology University, Vienna, 1957. Doctor in Technology Science, Technology University, Vienna, 1964.
Assistant professor aeronautics Technology University, Vienna, 1957-1960. Aerospace engineer National Aeronautics and Space Administration Marshall Space Flight Center, Huntsville, Alabama, 1960-1966. Research scientist Lockheed-Georgia Research Center, Marietta, 1966-1970.
Professor Naval Postgraduate School, Monterey, California, 1970—2004. Partner AeroHydro Research and Technology Associates, since 2005. Member editorial board Progress in Aerospace Sciences.
Fellow American Institute of Aeronautics and Astronautics (associate editor 1990-1993), American Society of Mechanical Engineers.
Married Dorothea Helene Ortner, June 28, 1958. Children: Michaela, Christopher, Susan.