Bachelor cum laude, Western Michigan University, 1971. Master of Science, University Michigan, 1974. Doctor of Philosophy Biological Chemistry, University Michigan, 1975.
Doctor of Medicine, University Michigan, 1977.
Instructor pathology, Harvard University Medical School, Boston, 1977-1980; assistant professor pathology, Stanford (California) U. School Medicine, 1980-1986; president, chief Executive officer, Salutar, Inc., Sunnyvale, California, 1986-1990; president, chief Executive officer, Sonus Pharmaceuticals, Inc., Sunnyvale, California founder, president, Sonns Pharmaceutical, Inc., Los Angeles, since 1991.
Member American Association Pathologists, American Society Biological Chemists, Society Nuclear Medicine, International Academy Pathology, Biophysics Society M C.
Married Debra L. Koppensteiner, December 1989. Children: Stephanie, Charles S. K., Erik A. K.