Research career

   1989 – 2003  Research Scientist in National Institute of Agricultural Science and Technology.

   1996 – 1997    Visiting Scientist, Canadian National Insect Collection.

   1999 – 2001   International Cooperative Visiting Scientist, Czech Academy of Science, Czech Rep.

   2003 –         Professor, Department of Entomology, Seoul National University

 

 

Major Research Interest,

   Systematics of Pollinating bees, Hemiptera (Aphididae) and the related

   Insect Biodiversity and Conservation

   Natural Enemies of Agricultural Insect Pests