Dietrich Gerstein holds a Ph.D. in mining and engineering. He started his career with Ruhrgas AG, Essen in 1992 and held senior positions in business development, gas purchase and in management and negotiation of long-term gas contracts. Later on, he was responsible for the development of the LNG business of the E.ON group. Lately, Mr Gerstein worked with Royal Dutch Vopak, Rotterdam as Global Director LNG. He has in-depth knowledge of international natural gas, LNG and energy markets. Beside Natural Gas and LNG supply and purchase projects he focussed on infrastructure developments (pipeline, LNG, storage). Currently he works with TEAM CONSULT, Berlin, with the German Technical and Scientific Association for Gas and Water (DVGW) and with governmental institutions on facilitating the use of renewable gases as part of the transition of energy markets into a low carbon future. A special focus is on power to gas technologies and on use of renewable gases in transport.