This book investigates the role of law in confronting major societal transformations embodied by the emergence of nanotechnologies. Taking the case of the European Union, it explores who the key decision-makers in the regulation of nanotechnologies are and how they take decisions. The questions are explored through two distinct case studies: the food and chemicals sectors. The book charts an incremental retreat of the European Union to its executive powers, including `soft law' measures such as agencies' guidelines or implementing measures. This, the author argues, results in the Union's...