David Hart is a 30-year veteran of the hydrogen energy sector. He is an independent expert advisor on the subject, the Global Hydrogen Lead at sustainability consultance ERM, and a Visiting Professor at Imperial College London. Based in Switzerland, he has worked globally, on everything from technology due diligence through industry, market and supply chain analysis to business strategy and policy. He has led projects and advised leaders in governments, corporations and investors worldwide. David has sat on venture capital investment committees and clean energy company boards and is a Director of the International Association of Hydrogen Energy.