2003/04	Fields Institute, Toronto, Canada	Thematic Program on Operator Algebras
2003/04	Institut Mittag-Leffler, Sweden	Noncommutative Geometry
2003/04	Utrecht and Amsterdam, The Netherlands.	Master class on noncommutative geometry
March-July 2004	Institut Henri Poincaré, Paris	K-theory and noncommutative geometry
Spring and early summer 2004	Erwin Schrödinger Institute Vienna	Tensor categories in mathematics and physics