Anschel Schaffer-Cohen

My research is in geometric group theory and low-dimensional topology. Most recently I have been studying the algebraic and geometric properties of big mapping class groups.

• Graphs of curves and arcs quasi-isometric to big mapping class groups

  preprint, to appear in Groups, Geometry, and Dynamics

• Automorphisms of the loop and arc graph of an infinite-type surface

  Proceedings of the American Mathematical Society, Series B (open access)

• A matrix model for random nilpotent groups

  International Mathematics Research Notices

  with Kelly Delp and Tullia Dymarz