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Lecturer III
John Erdman
Mathematics · Portland State University
Beats 24.8% of professors on The Curve.
ELO
1,449
Global rank
#1,279,561
of 1,701,525
Percentile
24.8%
Avg. rating
3.5
out of 5
Difficulty
4.3
out of 5
Reviews
13
Among all 1,701,525 professors
Among professors at Portland State University