Dr Alexandre Rojey was, until recently, Director for Sustainable Development at IFP (Institut Français du Pétrole) in France, responsible for new developments in the energy sector such as the use of hydrogen, long term energy supply and issues related to global climate change including CO2 capture and storage. He is also the Chairman of CEDIGAZ, an international association in the area of natural gas, and an active member of IDé Es (for Innovation, Developpement durable, Energie et Société), a think tank concerned with energy and sustainable development in France. He graduated from the Ecole Centrale de Lyon, one of the most prestigious French engineering colleges and has contributed to more than 70 publications including six books. He also holds over 100 worldwide patents.