7th Annual TN Forum:　Belgrade 19 September 2008 6th Annual TN Forum:　Copenhagen 4 December 2007 5th Annual TN Forum:　Singapore 23 November 2006 4th Annual TN Forum:　New York City 22 September 2005 3th Annual TN Forum:　Hamburg 2 September 2004 2nd Annual TN Forum:　Stockholm 29 August 2003 1st Annual TN Forum:　Tokyo 6 December 2002