December 8 – 11, 2009
Rome, Italy
Rome, Italy
September 8 – 11, 2009
Toronto, Canada
Toronto, Canada
May 18 – 21, 2009
Washington DC, USA
Washington DC, USA
February 23 – 26, 2009
Paris, France
Paris, France
October 28 – 31, 2008
Zurich, Switzerland
Zurich, Switzerland
June 16 – 19, 2008
Moscow, Russia
Moscow, Russia
March 10 – 13, 2008
Toronto, Canada
Toronto, Canada
November 27 – 30, 2007
Beijing, China
Beijing, China
July 3 – 6, 2007
Montreal, Canada
Montreal, Canada
March 20 – 23, 2007
Accra, Ghana
Accra, Ghana