Position: Group director of IPGP Planetary and Space Sciences (2012-2016), Director of Research (CNRS)
Comparative planetology. Thermal evolution and internal structure of the terrestrial planets. Analysis of planetary gravitational fileds and topography. Impact cratering in the solar system. Crustal magnetic anomalies and dynamo generation. Spectral analysis on the sphere.
InSight (NASA), co-investigator.
Gravity Recovery and Interior Laboratory, GRAIL (NASA), co-investigator.
Jupiter Icy Moons Explorer, JUICE (ESA), Ganymede Laser Altimeter, co-investigator; Gravity & Geophysics of Jupiter and Galilean Moons, associate member.