Steve SparksSteve Sparks is a Professorial Research Fellow at the University of Bristol. He is a volcanologist with interests in hazard and risk assessment, and his research includes the physics of volcanic eruptions and fluid dynamics of hazardous volcanic flow. He is the world's most highly cited scientist in volcanology and a former President of the International Association of Volcanology and Chemistry of the Earth's Interior. Professor Sparks has been involved in hazard and risk assessment with advice for governments for volcanic emergencies, including during the eruption of the Soufrière Hills Volcano, Montserrat, and the emergencies related to volcanic ash from Iceland in 2010. He was on the planning committee of the Integrated Research into Disasters Reduction programme of the International Council for Science (ICSU) and is currently joint leader of the Global Volcano Model project. Read More Read Less