Lecture Videos / Presentation Slides 

(2023.05) Detecting 3-manifold groups among circularly ordered groups, Orderable Groups Workshop, CRM. 

(2022.09) Joint Seminar on Teichmueller theory and Related topics 

(2021.03) Slides  for the talk at Geometry and Topology workshop Turkey III. 

(2020.12) How can we understand 6n-dimensional space?, a video clip for KAIST Top 10 researches in 2019.  (The video is in Korean)

(2020.7.17) Normal Generators for mapping class groups are abundant in the fibered cone, Symmetry in Newcastle seminar.

(2019.6.17) Topology, Geometry, and Dynamics of Laminar groups, Ordered Groups and Rigidity in Dynamics and Topology, CMO workshop (BIRS).

(2017.6.1) The beauty and usefulness of the Circle, KAIST Math Department Colloquium.