Invited talk at the Inaugural Workshop on Black Holes in Supergravity, Penn State, September 2010, by Invitation (Inaugural Workshop on Black Holes in Supergravity and M/Superstring Theory, 2010)
Invitation for lecture series at summer school, INFN Frascati, Italy, June 2007, by Invitation (INFN Frascati, 2007)
Erwin Schrodinger Senior Research Fellow, by Invitation (Erwin Schrodinger Institute, 2007)
Review Talk (90 minutes) at RTM network meeting in Naples, October 2006, by Invitation (Organisers of workshop, 2006)
Lecture series at ETH Zurich, by Invitation (ETH Zurich, 2005)
Lecture series at 11-th Haereus School in Woltersdorf, by Invitation (Organisers of the 11-th Haereus School, 2005)
Distinguished speaker at Irish QFT meeting 2005, by Invitation (Trinity College, Dublin, 2005)