2010
- 3 march: J. Tahar and E. Pichon (GE Healthcare)
- 4 march: Pr. Stefano Caldarelli (U. Marseille)
- 11 march: Prof. Achilleas Capanides (U. Oxford)
- 17 march: Dr. Maurice Goldman
2009
- 6 march: Cédric Hugon
- 11 juin: Dr. Philippe Lesot (U. Orsay)
- 7 september: Dr. Pedro Aguiar
- 9 september: Prof. Madelene Djabourov (ESPCI)
- 19 october: Dr. Yi Qiao Song (Schlumberger-Doll)
- 9 november: Cédric Hugon
- 10 november: Dr. Alan Wong
- 17 november: Birgit Faßbender (MPI - Mainz)
- 7 december: Dr. Raphael Paquin (ENS - Paris)
2008
- 24 juin: Prof. Scott Kroeker (U. Manitoba)
- 26 juin: Dr. Mark Buttler (ENS Lyon)
2007
- 23 february: Dr. Gregory Trausch (U. Nancy)
- 5 march: Katia Leonova (U. Stockholm)
- 14 september: Prof. Joanna Long (U. Florida)
- 14 september: Prof. Rachel Martin (U.C. Irvine)
2006
- 22 September: Prof. Paul Hodgkinson (Durham University)
- 26 October: Dr. Fabien Ferage (ENS Paris)