$\bullet$ Employment

- Current Position :
Senior Research scientist CNRS ("Directeur de recherche CNRS") at Institut Pierre Simon Laplace (IPSL), Laboratoire de Meteorologie Dynamique (LMD), Paris, France.

Head of the "Pole Systeme Solaire" (Solar System Center) , Institut Pierre Simon Laplace (IPSL)

- 2004-2005
Scientist, NASA Ames Research Center, Space Science Division, California, USA.

- 1998-Present :
CNRS Research scientist at IPSL/LMD, Paris, France.

- 1996-1998
CNES (French Space Agency) Post-doctoral Fellow.

- 1993-1996:
Phd Student, LMD.

-1992-1993 :
NASA Ames Research Center, Space Science Division (California), Engineer (preparation of the "Mars Balloon" project for the Mars 96 mission; analaysis of Viking and Mariner 9 data)

- 1991- 1992 :
Off-shore engineer, La Defense, France (submarine pipelines)