Complex sentence: He was later awarded a Ford Foundation Postdoctoral Research Fellowship at the University of Illinois from 1953-1955, and then spent three years as a research associate at Stanford University's Institute for the Study of Human Problems before beginning his teaching career.
Split into simpler sentences: He was later awarded the Ford Foundation Postdoctoral Research Fellow at the University of Illinois from 1953-1955. Becker then spent three years as a research associate at Stanford University's Institute for the Study of Human Problems before beginning his teaching career.