My current main interest is geometric group theory and low-dimensional topology.
1) Distortion of surfaces in graph manifolds. (with Chris Hruska.) Algebraic & Geometric Topology 19 (2019) 363–395., arXiv:1703.07458
5) On the relative hyperbolicity and manifold structure of certain right-angled Coxeter groups. ( with H.C.Tran, M. Haulmark.) arXiv:1708.07818. To appear in International Journal of Algebra and Computation.
7) Quasiconvexity in 3-manifold groups (with H.Tran and W. Yang). Arxiv:1911.07807