Seoul National University Colloquium (2018.5.3)
Geometry & Topology Workshop Turkey III (online virtual workshop) (Mar. 2021).
Complex Geometry seminar, IBS Center for Complex Geometry, Korea (Jan. 2021).
The 16th East Asian Conference on Geometric Topology, Tokyo/online (Jan. 2021).
Teichmüller Theory: Classical, Higher, Super and Quantum, CIRM (October, 2020).
Online joint seminar `Geometric Group Theory in East Asia' (virtual seminar via Zoom) (Sep. 18, 2020).
Seminar 'Symmetry in Newcastle', The University of Newcastle, Australia (virtual seminar via Zoom) (July 17, 2020) [YouTube Link].
GALDTC (Geometry and low dimensional topology in China), East China Normal University, China (virtual seminar via Zoom) (Jun. 20, 2020).
Topology seminar, Tokyo Tech, Japan (virtual seminar via Zoom) (May. 27, 2020).
Geometry seminar, ETH, Switzerland (virtual seminar via Zoom) (Mar. 25, 2020).
Geometric structures and representation varieties, NUS, Singapore (Jan. 16, 2020).
VIASM-HUS-HNUE-KAIST Joint Mathematical Meeting, VIASM, Vietnam (Dec. 13-14, 2019).The 2nd KAIST-OIST Symposium, OIST, Japan (Nov. 11-12, 2019).
One-dimensional actions of 3-manifold groups (4hr-long mini-course), Dijon, France (Nov. 4-8, 2019).
2019 Open KAIST Public lecture, KAIST, Korea (Oct. 31, 2019).
2019 KMS annual meeting, focus session on low-dimensional topology, Hong-ik University, Seoul, Korea (Oct. 25-27, 2019).
2019 KAIST-Fudan Workshop on Algebra and Geometry, KAIST, Korea (Oct. 10-12, 2019).
Colloquium at Korea Science Academy of KAIST, Busan, Korea (Sep. 27, 2019).
2019 KAIX Summer School on 'Algebraic and Topological Methods in Geometry’ (3hr-long mini-course), KAIST, Daejeon, Korea (Aug.5 - 14, 2019).
(mini-course) 2019 Math Festival, IBS-CGP, Pohang, Korea (Jul. 2019).
The 8th Topology conference in Dubrovnik, Croatia (June 24-28, 2019).
CMO Workshop 19w5044 Ordered Groups and Rigidity in Dynamics and Topology, Oaxaca, Mexico (June 16-21, 2019).
KIAS Mathematics seminar, KIAS, Korea (May 2019).
AMS Sectional Meeting “Mapping Class Groups”, University of Hawaii, USA (Mar. 2019).
The 14th East Asian Conference on Geometric Topology, Peking University, Beijing, China (Jan. 2019).
Geometry of Moduli Space of Low Dimensional Manifolds, RIMS, Kyoto University, Japan (Jan. 2019).
Workshop on Dynamics, Geometry and Groups, SKKU, Korea (Dec. 5, 2018).
Topology seminar, National Autonomous University of Mexico (UNAM), talk was given via a video conference meeting (Nov. 2018).
Department Colloquium, Sogang University, Korea (Nov. 2018).
Department Colloquium, Postech, Korea (Oct. 2018).
The 14th The William Rowan Hamilton Geometry and Topology Workshop - Group actions and ergodic theory in geometry and topology, Trinity college, Dublin, Ireland (Jul-Aug. 2018).
GAGTA 2018, KIAS, Korea (Jul. 2018).
KAIST-JNU Geometric Topology Fair, JNU, Korea (Jul. 2018).
Hyperbolic 3-manifolds and related topics, Postech, Korea (Jun. 2018).
Computational Problems in Low-dimensional Topology, OIST, Japan (Mar. 2018).
Geometry of Groups and 3-Manifolds - State of the Art and Perspectives, CIRM, France (Feb. 2018).
Department Colloquium, Sungkyunkwan University, Korea (Nov. 2017).
Topology seminar, Seoul National University, Korea (Nov. 2017).
The 2nd Pan Pacific International Conference on Topology and Applications, Busan, Korea (Nov.2017).
Department Colloquium, Ewha Womans University, Korea (Nov. 2017).
KAIST-JNU Geometric Topology Fair (2 talks) (Jun. 2017).
KAIST Colloquium, Korea (Jun. 2017).
The Annual Shanks Conference: Low-Dimensional Topology and Geometry, keynote speaker, Vanderbilt University, USA (May. 2017).
2017 KMS Spring Meeting, Topology session, Korea (Apr. 2017).
KAIST Undergraduate Colloquium, Korea (Apr. 2017).
Seminar in Ergodic and Geometric Group Theory, EPFL, Switzerland (Dec. 2016).
MathSci Seminar, KAIST, Korea (Apr. 2016).
Topology seminar, KAIST, Korea (Apr. 2016).
Topology seminar, Monash University, Melbourne, Australia (Apr. 2016)
Topological and Homological Methods in Group Theory, Universität Bielefeld, Germany (Apr. 2016).
Topology seminar, KAIST, Korea (Mar. 2016).
Topology seminar (3 talks), Seoul National University, Korea (Mar. 2016).
Karlsruher Weihnachtsworkshop on Geometry and Number Theory 2015, Karlsruhe, Germany (Dec. 15, 2015).
Dynamical Developments: a conference in Complex Dynamics and Teichmüller theory, Jacobs University, Bremen, Germany (Aug. 2015).
Séminaire de théorie ergodique, Université de Rennes, France (May 18, 2015).
Oberseminar Gruppen und Geometrie, University of Bielefeld, Germany (May 7, 2015).
Oberseminar Differentialgeometrie, University of Bonn, Germany (Nov. 20, 2014).
Hauptseminar Geometrie, University of Heidelberg, Germany (Oct. 21, 2014).
Topology Seminar, Yale University, USA (May. 6, 2014).
G^3 conference, Pensacola, USA (Mar. 27, 2014).
Geometry and Topology Seminar, CUNY Graduate Center, USA (Dec. 3, 2013).
Dynamics Seminar, Universidad de la Republica Uruguay, Uruguay (Nov. 22, 2013).
Seminar on Actions on R-trees and laminations, Universidad de la Republica Uruguay, Uruguay (Nov. 18, 2013).
Topology Seminar, University of Texas at Austin, USA (Nov. 4, 2013).
Special Session on Geometric Aspects of Topology and Group Theory, AMS Fall Eastern Sectional Meeting, Temple University, USA (Oct. 12, 2013).
Topology Seminar, SUNY Buffalo, USA (Oct. 4, 2013).
Topology Seminar, Indiana University Bloomington, USA (Sep. 18, 2013).
Topology Seminar, KAIST, Korea (Jun. 4, 2013).
Topology & Dynamics Seminar, Seoul National University, Korea (May. 28, 2013).
Mathematics Seminar, KIAS (Korea Institute for Advanced Study), Korea (May. 21, 2013).
USTARS(Underrepresented Students in Topology and Algebra Research Symposium), Purdue University, USA (Apr. 21, 2013).
Geometry/Topology Seminar, University of California, Davis, USA (Apr. 9, 2013).
Research Seminar in Geometry/Topology, Stanford University, USA (Mar. 8, 2013).
Geometry/Topology Seminar, University of California, Davis, USA (Mar. 5, 2013).
Séminaire COOL, Institut Henri Poincaré, France (Jan. 18, 2013).
Dynamics Seminar, Université d'Angers, France (Jan. 15, 2013).
Graduate Conference in Algebra and Topology, Binghamton University, USA (Nov.12, 2011).
37th Annual New York Regional Graduate Mathematics Conference, Syracuse University, USA (Apr.16, 2011).
Graduate Conference in Algebra and Topology, Binghamton University, USA (Nov.6, 2010).
Panorama of Mathematics, Hausdorff Center of Mathematics, Bonn, Germany (Oct. 21-23, 2015).
Young Geometric Group Theory IV, Spa, Belgium (Jan. 11-17, 2015).
Workshop: Topology, Geometry and Group Theory, Informed by Experiment, ICERM, Brown University, USA (Oct. 21-25, 2013).
Topology festival, Cornell University, USA (May. 4-7, 2012).