My research is in the field of geometric group theory.
Current interests include Coxeter groups and their automorphism
groups, Artin groups, CAT(0) groups, actions on metric complexes,
and group theoretical decision problems.

Ph.D. Thesis

Rigidity for a Class of Coxeter Groups
Oregon State University (2000)


A class of rigid Coxeter groups, J. London Math Soc. 2 66 (2002) 592-604.

Automorphisms of right-angled Coxeter groups.
(with Mauricio Gutierrez), Int. J. Math. Math. Sci. 2008, Art. ID 976390, 10 pp.

Centralizers of Coxeter elements and inner automorphisms of right-angled Coxeter groups.
(with Matthew White) Int. J. Algebra, Vol 3, no. 10 (2009) 456-473.