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Professor II
John Tierney
Chemistry · Pennsylvania State University Brandywine
Beats 64.9% of professors on The Curve.
ELO
1,539
Global rank
#596,686
of 1,701,525
Percentile
64.9%
Avg. rating
4.3
out of 5
Difficulty
3.3
out of 5
Reviews
12
Among all 1,701,525 professors
Among professors at Pennsylvania State University Brandywine