Kenneth A. Johnson Wisconsin, 1975 UT: 1998- Gary G. Borisy Chicago, 1966 (Biophysics) Edwin W. Taylor Chicago, 1957 (Biophysics) Raymond E. Zirkle (1) Missouri, 1932 (Biophysics)

1. In an article based on his thesis (J. Cell. Comp. Physiol., 2, 1932), Zirkle credits William J. Robbins (Cornell, 1915) and Herman Schlundt (Wisconsin, 1901, then chair of Missouri's chemistry department), but his actual adviser cannot be clearly determined.