87,330
reputation
5
53
121

Mathematics professor at Rutgers University in Newark. Researcher in Topology, Geometry, and Geometric Group Theory. Currently specializing in the large scale geometry of $Out(F_n)$, the outer automorphism group of a free group of finite rank $n$.

2,656
answers
0
questions
~1.1m
people reached
  • Rutgers University, Newark
  • Member for 9 years, 3 months
  • 11,052 profile views
  • Last seen 5 hours ago

Top tags (523)

Score 1,489
Posts 594
Posts % 22
Score 1,416
Posts 545
Score 995
Posts 320
Score 593
Posts 213
Score 475
Posts 202
Score 424
Posts 155

Top posts (2,656)

View all questions and answers

Badges (179)

Gold

5

Rarest

Silver

53

Rarest

Bronze

121

Rarest