I've moved all my webpages, which used to be hosted at ens.fr. Now iAgora, my employer, is nice enough to let me have them there.
My main page is now at
The page you were trying to access is now at
If you have bookmarked any of my old addresses, please update your bookmarks. If you have followed a link and ended up here, and if you're feeling particularily nice today, you could contact the maintainer of the page where you found the link, and tell them that this page has moved.
If not, well, just move along to the page you were trying to get to.