# Research

### Papers

2023. 11 (with Bena Tshishiku , Alina Al Beaini) Surface mapping class group actions on 3-manifolds

2023.2 (with Justin Lanier) Normal generators of Torelli groups

2023.1 (with Bena Tshishiku) Mapping class groups of circle bundles over a surface

2023.1 (with Nick Salter) Holomorphic maps between configuration spaces

2022.4 (with Bena Tshishiku) Nielsen realization for sphere twists on 3-manifolds Israel J. Math. to appear

2021.12 (with Justin Lanier) Constraining mapping class group homomorphisms using finite subgroups

2021.11 (with Mary He) Non-realizability of some big mapping class groups

2020.11 (with Aru Mukherjea ) From braid groups to mapping class groups Math Z., to appear

2020.7 From pure braid groups to hyperbolic groups L'Enseignement Math to appear

2020.3 (with Kathryn Mann) There are no exotic actions of diffeomorphism groups on 1-manifolds Groups, Geometry and Dynamic3

2020.3 (with Nick Salter) Global fixed points of mapping class group actions and a theorem of Markovic Journal of Topology

2020.2 Non-realizability of the pure braid group as area-preserving homeomorphisms Ergodic Theory and Dynamical Systems to appear

2019.10 ( with Kevin Kordek, Dan Margalit) Homomorphisms between braid groups

2019.9 Actions of homeomorphism groups of manifolds admitting a nontrivial finite free action Bulletin of LMS to appear

2019.9 Actions of 2-groups of bounded exponent on manifolds Topology and its Applications to appear

2019.4 (with Vladimr Markovic) Non-realizability of the Torelli group as area-preserving homeomorphisms Journal of LMS to appear

2019.2 (with Kathryn Mann) Structure theorems for actions of homeomorphism groups Duke Math to appear

2018.9 (with Nir Gadish, Justin Lanier) Adding points to configurations in closed balls Proc. Amer.Math. Soc., 148(2):885--891, 2020.

2018.8 On the non-realizability of braid groups by homeomorphisms Geom. Topol., 23(7):3735--3749, 2019.

2018.7 (with Nick Salter) Section problems for configurations of points on the Riemann sphere Alg. Geom. Topol., to appear.

2018.4 (with Nick Salter) The Birman exact sequence does not virtually split Math. Res. Lett. to appear

2017.10 The universal surface bundle over the Torelli space has no sections. Math Z., to appear

2017.8 Section problems for configuration spaces of surfaces. J. Topol. Anal., to appear

2017.4 Surjective homomorphisms between surface braid groups. Israel J. Math. 232 (2019), no. 1 483--500

2017.2 The number of fiberings of a surface bundle over a surface. Algebr. Geom. Topol. 18 (2018), no. 4, 2245--2263

2016.11 The universal n-pointed surface bundle only has n sections. J. Topol. Anal. 11 (2019), no. 2, 293--309

Not for Publication:

2023.1 Circle action of the punctured mapping class group and cross homomoprhism

2020.2 Vanishing of the Euler class in Power subgroups of the punctured mapping class group (this is an easy consequence of Dahmani's result)