2014 University of Illinois, UC Seminar

2014 Purdue University Seminar

2014 Purdue University Seminar

2013 SBS Morning Wide

2013 Minister of Education Award

2013 Arirang TV Korea Today 2

2013 Arirang TV Korea Today 1

2013 Singapore Bioimaging Center Visit

2013 National University of Singapore Seminar

2012 Harvard Sabbatical & Prof. Hoffman's Seminar

2011 Asia 3 Foresight photoMeeting

2010 BNL Members

2008 MIT Langer Lab Visit

2008 MIT Langer Lab Visit

2008 Roche Marco Polo Symposium

2007 Prof. S K Hahn and Prof. Allan Hoffman at Bulguksa

2006 Prof. Buddy Ratner's 60th Birthday Symposium in Hawaii

2005 Roche Group. Chugai Pharmaceutical Co. Drug Delivery Members

2005 Prof. Hoffman's Family at Roche Group Chugai Pharmaceutical Co.