Cartillier joined in July 1998 as a justice correspondent. He was then appointed Southern Africa correspondent and then a deputy news editor, based in France.
He served as an environment/climate change reporter and then as deputy head of environment and science. In July 2012, he moved to Washington as head of French desk for North America.
Cartillier graduated from Emlyon Business School in Écully, France.
You can congratulate Cartillier by sending him a note on Twitter.