He became Professor in 2001 , and was named the Richard W. Kritzer Distinguished Professor in 2004 .
He was Assistant Professor at the Johns Hopkins University from 1989 to 1992 , before moving to the University of Illinois at Urbana - Champaign .
Assistant Professor became Professor in 2001 , and was named the Richard W. Kritzer Distinguished Professor in 2004 .
He was Assistant Professor at the Johns Hopkins University from 1989 to 1992 , before moving to the University of Illinois at Urbana - Champaign .