Came to the United States, 1979. Son of Paul Alexander and Gertrud (Riester) South.;m. Ursula Euteneuer, December 29, 1978.
Diploma, U. Frankfurt, Federal Republic Germany, 1972, Doctor of Philosophy, 1975, Habilitation, 1980.
Heisenberg fellow University Colorado, Boulder, 1979-1981. Visiting fellow University Wisconsin, Madison, 1981-1982. Assistant professor University California, Berkeley, 1982-1984, associate professor, 1984-1986, professor, 1986-1990.
Chair University Munich, since 1990. Consultant German Research Association, Bonn, 1991 and other research foundations, since 1992.
Fellow German Academy of Sciences Leopoldina. Member American Society Cell Biology, German Society Cell Biology (council 1996, president since 2002), Society Biochemistry and Molecular Biology.
Married Ursula Euteneuer, December 29, 1978.