Research interests:
Geometric group theory: in particular: braid groups, mapping class groups, and word hyperbolic groups.
Computational topology: in particular, algorithms in braid groups, finding shortest curves on surfaces.

Thesis (.ps)

Normal All Pseudo-Anosov Subgroups of Mapping Class Groups, in Geometry and Topology

Bestvina's normal form complex and the homology of Garside groups, with Ruth Charney, John Meier

Greedy optimal homotopy and homology generators with Jeff Erickson

Splitting (complicated) surfaces is hard with Erin Chambers, Eric Colin de Verdiere, Jeff Erickson, and Francis Lazarus