Diploma Chemistry, Frankfurt University, Germany, 1952. Doctor of Philosophy in Natural Sciences, Frankfurt University, Germany, 1955.
Head, biochemistry laboratory Max-Planck Institute for Biophysics, Frankfurt, 1955-1971. Professor biochemistry Frankfurt University, 1963-1971. Associate professor biophysics Michigan State University, 1965.
Research associate National Aeronautics and Space Administration Ames Research Center, Moffett Field, California, 1966. Professor biochemistry University Miami, Florida, 1966. Professor biochemistry and director University Mainz, Federal Republic Germany, since 1971.
Consultant scientist Institute Molecular and Cellular Evolution, University Miami, 1968-1979, European Space Agency, Paris, since 1981.
Fellow United States National Academy of Sciences. Member Committee on Space Research (COSPAR) (chairman subcommittee 1988-1993), International Society for Study Origin of Life (founding officer), European Space Science Committee, also numerous others.
Married Angelika Bieger, June 27, 1986. 1 child, Constance Ursula.