• Northwestern Univeristy, IL, USA.  Ph.D. Mathematics. 2005 Advisor: Ezra Getzler. Holomorphic Extensions of Laplacians and Their Determinants
• Korea Advanced Insititue of Science and Technology (KAIST), Korea. MSc. Mathematics. 1996  Advisor: Jin-Whan Yim
• Pohang Univeristy of Science and Technology (POSTECH), Korea. BSc. Mathematics. 1994

• Professor, University of British Columbia. 2018 -
• Associate Professor, University of British Columbia. 2013 -  2018.  
• Assistant Professor, University of British Columbia (leave of absence 2008-2009). 2008-2013.
• Member, Institute for Advanced Study. 2008-2009.
• Postdoctoral Fellow. Fields Insitute and University of Toronto. 2005-2008.
• Air Force officer and mathematics instructor at Korean Air Force Academy (military service): 1997-2000.
  

• Korea Institute for Advanced Study, Seoul, Korea. KIAS Scholar.  June and August (1.5 month). 2016; June -August (2 month). 2017; June -July (1 month). 2018.
• University of Texas at Austin, USA. J.T.Oden Faculty Fellow. (One month). Mar-April 2016.
  
• Institut des Hautes Études Scientifiques (IHÉS), France. Member. (One month) Nov. 2015.
  
• École normale supérieure de Lyon (ENS-Lyon), France. Long term visitor for "Fall Semester 2015 in Analysis". (One month) Oct, 2015. 
• Korea Institute for Advanced Study, Seoul, Korea. KIAS Scholar. (One month) August--September 2015. 
  
• Fields Institute, Toronto. Member, and co-organizer of "Thematic Program on Variational Problems in Physics, Economics and Geometry". September -- December 2014. 
• Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Korea. Invited Professor.  (Two months) June-August, 2014.
• Mathematical Sciences Research Institute (MSRI), Berkeley, CA. Member.  Thematic program “Optimal Transport: Geometry and Dynamics”, August – December, 2013.
  
• Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Korea. Invited Professor.  (One month) June-July, 2013.
  
• Département de Mathématiques, Université Paris Est Créteil, France. Invited Researcher.  (One month) April-May, 2013
  
• Université Paris-Sud at Orsay, France. Invited Professor.  (One month) June-July, 2012.
  
• Institute for Pure & Applied Mathematics (IPAM), Los Angeles, USA. Member.  (In program “Optimal Transport”) April-June, 2008.
• Max Planck Institute for Mathematics, Bonn, Germany.  Member. (One month) May, 2007
• Institut des Hautes Études Scientifiques (IHÉS), France. Member.  (Two months) Jun-Aug 2006.
  

• Alfred P. Sloan Research Fellowship, 2012-2014.
• Andre-Aisenstadt Prize, the Centre de Recherches Mathematiques, 2012.

Editorship:

• Journal of Korean Mathematical Society: Member of the editorial board. Jan. 2014 --.
  

Last modified: Aug. 2018.