Original: Hurwicz received six honorary doctorates, from Northwestern University (1980), the University of Chicago (1993), Universitat Autònoma de Barcelona (1989), Keio University (1993), Warsaw School of Economics (1994) and Universität Bielefeld (2004).
Simplified: Hurwicz has received six honorary doctorates (PhD), from Northwestern University (1980), the University of Chicago (1993), Universitat Autònoma de Barcelona (1989), Keio University (1993), Warsaw School of Economics (1994) and Universität Bielefeld (2004).