2011

January 6, Paris 7 Séminaire Chevalley Equivalences stables entre algèbres de type dihédral, semidihéral et quaternionien

March 29, Université Blaise Pascal Clermont-Ferrand Séminaire de mathématiques pures algèbres périodiques auto-injectives.

June 18, Paris 7 Séminaire itinérant des catégories. catégories stables selon Auslander-Reiten .

June 20 - June 22, Leibniz-Universität Hannover, Institut für Algebra, Zahlentheorie und Diskrete Mathematik Visit Thorsten Holm; Oberseminar Stabile Äquivalenzen zwischen zahmen Blöcken .

August 1-12, Bandung/Indonesia CIMPA Research School ''Geometric representation theory''
Co-organiser with Intan Muchtadi Alamsyah See here for more details.

October 27, 2011, Bicentennaire Evariste Galois at the IHP Paris.

October 31-November 3, 2011, EPFL, Lausanne/Suisse Visit Guodong Zhou; November 1, Séminaire de la Chaire d'Algèbre Exposé 'periodic algebras' .

2012

April 30-May 11, 2012, Murcia/Spain Visit Manuel Saorin lecture: 'A Noether-Deuring theorem for derived categories' .

June 25-June 29, 2012, Stuttgart/Germany Conference ''Group rings and related topics'' invited speaker: ''Singular equivalences of Morita type'' .

August 13-August 17, 2012, Bielefeld/Germany Conference ''ICRA XV'' downloadable lecture: ''On Singular equivalences of Morita type'' .

September 12-14, 2012, Amiens Conference Bisets in Algebra and Topology

October 17, 2012, Amiens Conference Journée Algèbre et Représentations Reims-Amiens (JARRA 2012) co-organisateur avec Rupert Yu.

2013

February 17-March 2, 2013, Bandung/Indonesia research visit to ITB, collaboration with Indah Wijayanti and Intan Muchtadi-Alamsyah

October 17-November 2, 2013, Morelia, Mexico research visit.