The world's top universities in 2011

British higher education consulting company Quacquarelli Symonds (QS) today released its annual ranking of the world's top universities, one of the most influential university rankings worldwide.

9. University of Pennsylvania – Philadelphia, Penn.

Penn came in at No. 12 in 2010.

Academic reputation: 13

Employer review: Tied for No. 15 with 16 other schools (there were 10 schools tied for No. 4, making No. 15 the No. 6 spot)

Citations-per-faculty: 33 (tied with University of California- Santa Cruz)

Faculty-student ratio: 27

International faculty: 169

International students: 168

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