Dr Hischier is Head of the Advancing Life Cycle Assessment (ALCA) Group within the Technology & Society Laboratory (TSL) at Empa in St. Gallen. He has a PhD from ETH in Zürich. After having spent 3 years in the ecology department of a private company, he joined Empa at the beginning of 2000, where he is involved in numerous LCA studies dealing mainly with ICT (most recent one looking on the possibilities of 5G in terms of climate protection), mobility or nanotechnology. He’s the president of the board of ecoinvent (the most transparent and consistent database with LCA background data).