Chief Executive of the Institute of Physics, UK, and Visiting Professor in the School of Mathematical and Physical Sciences at the University of ReadingHis early research work focused on modelling and instrument studies in radio propagation. He is a board member and past-chair of Sense about Science, a charity which champions the use of scientific evidence in policy making and public life, the head of delegation for the UK and Ireland to the International Union on Pure and Applied Physics (IUPAP), and was the Chief Executive of the Royal Meteorological Society, UK.