• 2008. Iowa State University President Dr. Gregory Geoffroy First time ever visit to Asia (Korea, Malaysia, Singapore, and Taiwan) Assisted on the Asia Committee
  • 1986-2007. President, National Collegiate Taekwondo Association
  • 2006-2007. United States of America Taekwondo, Affiliated Organization Director United States Collegiate Team Leader
  • 1986-2006. FISU World University Taekwondo Championships
  • 2007 - Present. United States Taekwondo Committee Secretary General
  • 2006. United States NCTA Team Leader, Valencia, Spain
  • 2004. 8th World University Taekwondo Championships Team Leader, Patras, Greece
  • 2003. 2nd FISU Summer Universidad Games, Daegu, Korea United States Collegiate Tem Leader
  • 2003. 22nd Summer World University Games, Daegu, Korea – For Arbitration
  • 2002. 7th World University Taekwondo Championships, Berkeley, California
  • 2002. Korea International TKD tournament, Coach and Leader of 27 Students
  • 2000-2002. Member of the Collegiate Committee of the World Taekwondo Federation
  • 2000. 6th World University Taekwondo Championships, Kaohsiung, Taiwan
  • 2001. United States National Collegiate Taekwondo Team Goodwill Exchange Team Leader, Tokyo, Japan
  • 2001. Tokyo, Japan. Goodwill Games between USA and Japan
  • 2000. Kaohsiung, Taiwan. 6th World University Games
  • 1998. Manzanillo, Colima, Mexico. 5th World University Games
  • 1997. Seoul Korea, Invitation by Korean Government: Secretary of Culture and Education
  • 1996. St. Petersburg, Russia. 4th World University Games
  • 1995. Ukraine. Goodwill Games
  • 1994. Seoul, Korea. Goodwill Games
  • 1993. Guadalajara, Mexico. 3rd World University Games
  • 1993. Mexico City, Mexico. Goodwill Games
  • 1990. Santa Barbara, Spain. 2nd World University Games
  • 1990. Chair of the Collegiate Committee of the United States Taekwondo Union
  • 1986. Berkeley, California. 1st World University Games
  • 1985. Mexico City, Mexico. Goodwill Games
  • 1982. University of Yucantan, Mexico and Iowa State University Exchange Program
  • 1970-1971. President, Korean Student Association, YongIn University