Group rings and hyperbolic geometry (with Delzant), 29 pages. [arxiv]
Homology growth, hyperbolization, and fibering (with Okun and Schreve), Geometric and Functional Analysis, 34. no.2 (2024): 303-376. [arxiv]
Fungible obstructions to embedding 2-complexes (with Tam), under revision (adding some more stuff). [arxiv]
Division in group rings of surface groups, Journal London Math. Soc., 106, no.2 (2022): 982-1007, video. [arxiv]
Mod p and torsion homology growth in nonpositive curvature (with Okun and Schreve), Inventiones Mathematicae, 226. (2021): 711-723. [arxiv]
Incompressible fillings of manifolds, under revision (I want to rewrite the introduction). [arxiv]
Examples of noncompact nonpositively curved manifolds (with Tam), Bull. London Math. Soc., 53, no.4 (2021): 1061-1071. [arxiv]
Half dimensional collapse of ends of manifolds of nonpositive curvature (with Tam), Geometric and Functional Analysis, 29. no.6 (2019): 1638-1702, videos 1 and 2. [arxiv]
Ends of finite volume, nonpositively curved manifolds, Mathemathische Annalen, 373, no.1-2 (2019): 191-235. [arxiv]
Rational manifold models for duality groups, Geometric and Functional Analysis, 28, no.4 (2018): 965-994. [arxiv]
Action dimension of right angled Artin groups (with Davis, Okun, and Schreve), Bull. London Math. Soc. 41, no.1 (2016): 115-126. [arxiv]
Flat cycles in the homology of Gamma\SL(m,R)/SO(m) (with Tam), Comment. Math. Helv. 90, no.3 (2015): 645-666. [arxiv], a simplification of the proof of Theorem 1 can be found here.
Horospherical limit points of finite volume locally symmetric spaces (with Witte Morris), New York J. Math 20 (2014): 353-366. [arxiv]
Smith theory, L^2-cohomology, isometries of locally symmetric spaces, and moduli spaces of curves, Duke Math Journal, 163, no.1 (2014): 1-34. [arxiv]
Periodic flats and group actions on locally symmetric spaces, Geometry and Topology, 17, no.1 (2013): 311-327. [arxiv]
Variations of a conjecture of Singer, Oberwolfach 2020 research report.
All my papers are available on the arXiv here.