SEUS 2008, Capri Island, Italy, October 1-3, 2008
SEUS 2007, Santorini Island, Greece, May 7-8, 2007
SEUS 2006, Gyeongju, Korea, April 27-28, 2006
SEUS 2005, Seattle, WA, USA, May 17, 2005
SEUS 2004, Vienna, Austria, May 11-12, 2004
SEUS 2003, Hakodate, Hokkaido, Japan, May 2003