Stéphane  is W3C Staff since 1995. Leading the W3C Device Independence Working Group since 2001, he has been a key participant in the development and launch of the W3C Mobile Web Initiative, managing the Device Description Working Group till the end of 2005. At the same time, Stéphane took also part in the management of the Voice and Multimodal Activities. Since 2006, he is now leading the W3C work on the Mobile Web for Social Development (http://www.w3.org/2008/MW4D/ ), which is looking at how to extend the frontier of the Web to make it relevant, usable and useful for rural communities and under-privileged populations of Developing Countries.

Since its launch in january 2008, Stéphane is also the manager of the EU FP7 project Digital World Forum (http://www.digitalworldforum.eu) focusing on the use of ICT to leverage economic development in Africa and Latin America.