sentences:  Lott has held positions in law and economics at several institutions, including the Yale Law School, the Hoover Institution, UCLA, the Wharton Business School, Texas A&M University, and Rice University.Lott was the chief economist at the United States Sentencing Commission (1988–1989).He spent five years as a visiting professor (1994–95) and as a fellow (1995–99) at the University of Chicago.