Jeff Erickson。网上有专门讨论他那么低的GPA怎么做到教授的，lol

Jeff Erickson, a professor of Computer Science at the University of Illinois Urbana-Champaign (UIUC), has an undergraduate degree from Rice University and a self-reported undergraduate GPA of 2.4 (on a 4.0 scale). 

Professor Erickson is a renowned and well-respected figure in the field of computer science, known for his work in algorithms and computational geometry. He often mentions his low GPA to inspire students and demonstrate that a low undergraduate GPA is not indicative of future academic or professional success. He earned his B.A. from Rice University in 1987.