Professor of Soft Functional Nanomaterials at the University of Oxford. He was a member of the Global Young Academy from 2014-2019, serving on its elected Executive Committee during that time, including being Co-Chair. His academic research focuses on organic solar cells, a new solar cell technology that has potential for light-weight, flexible, efficient solar cells. He is also interested in tackling the challenges of transforming our energy system into a sustainable one as well as promoting the special responsibility of researchers towards society and supporting early career researchers. He has been involved in the initiative for starting a UK-wide Young Academy since 2018.