ETH Zurich is one of the leading international universities for technology and the natural sciences. ETH Zurich has more than 18,500 students from over 110 countries, including 4,000 doctoral students. ETH Zurich regularly appears at the top of international rankings as one of the best universities in the world. Stefanie Hellweg leads the Chair of Ecological Systems Design at the Institute of Environmental Engineering. Her research group is one of the leading research groups in the area of regionalised environmental assessments. The group models, analyses, evaluates and improves the resource efficiency and environmental impacts of products and processes, new technologies and consumption patterns. The Chair of Sustainable Construction led by Guillaume Habert intends to ground sustainability in all disciplines involved in the built environment and to promote appropriate application of construction materials during the entire life cycle of buildings and infrastructure. In particular, the group has developed an expertise in rheology and chemistry of
alternative building materials such as clays and geopolymers.