I work in the intersection of topology and number theory. Specifically, I study Steinberg modules, and their applications to the cohomology of arithmetic groups. Along the way, I have used tools from geometric group theory, algebraic K-theory, and representation theory.
A Solomon-Tits theorem for rings.
High-degree cohomology of congruence subgroups of SLn(
Double Steinberg coinvariants for special linear groups. Joint with Tatiana Abdelnaim, David Chan, Alexander Kupers, and Robin Sroka.