Students & Postdocs

Current Graduate Students

Post-docs (Current)

Former Graduate Students

  • Ph.D.
    • O-joung Kwon (권오정). Ph.D. 2015.8., M.S. 2012.8. (Postdoc at Technische Universität Berlin)
  • M.S.
    • Ralph Bottesch. M.S. 2010.8. (Ph.D. at Nanyang Technological University, Singapore, 2016. Currently at CWI)
    • Joohyun Cho (조주현). M.S. 2010.8. (Daechi Miraetamgu Hakwon 대치미래탐구학원)
    • Joonkyung Lee (이준경). M.S. 2010.2. (Graduate Student at Oxford University, 2013.10-)
    • Ringi Kim (김린기). M.S. 2011.8. (Ph.D. at Princeton University. Currently a Postdoc at KAIST)
    • Seongmin Ok (옥성민). M.S. 2012.2. (Ph.D. at Technical University of Denmark, 2015. Currently a research fellow at KIAS)
    • Geewon Suh (서기원). M.S. 2016.2. (Ph.D. student at Department of Electrical Engineering, KAIST)
    • Hojin Choi (최호진). M.S., 2016.2.

Former Post-docs

Papers written by my students NOT coauthored with me

I am not a coauthor of some of the papers of my students. Below, I try to list such papers.

Journal papers


To appear

  • Dong Yeap Kang, Jaehoon Kim, Younjin Kim, Geewon Suh, Sparse spanning k-connected subgraphs in tournaments, SIAM J. Discrete Math, accepted. arXiv:1603.02474.



  • Petr Hliněný, O-joung Kwon, Jan Obdržálek, and Sebastian Ordyniak, Tree-depth and vertex-minors, European J. Combin.  56:46-56, 2016.


Refereed Conference Papers


  • Dong Yeap Kang, O-joung Kwon, Torstein J.F. Strømme, and Jan Arne Telle, A width parameter useful for chordal and co-comparability graphs, In S. H. Poon, M. Rahman, H. C. Yen, editors, WALCOM: Algorithms and Computations (Hsinchu, Taiwan, March 29-31, 2017), volume 10167 of Lecture Notes in Comput. Sci., pages 93-105, Springer, 2017.