Arie Rip is Professor Emeritus of Philosophy of Science and Technology in the School of Management and Governance of the University of Twente, the Netherlands.

• 1. Introduction: The Life and Times of Nanotechnology and Its Governance2. Umbrella terms as mediators in the governance of emerging science and technology(with Jan-Peter Voβ)3. Dual dynamics of promises and waiting games around emerging nanotechnologies(with Alireza Parandian and Haico te Kulve)4. Folk Theories of Nanotechnologists5. Emerging de facto Agendas Around Nanotechnology: Two Cases full of Contingencies, Lock-outs, and Lock-ins(with Marloes van Amerom)6. Positions and responsibilities in the "real" world of nanotechnology(with Clare Shelley-Egan)7. De facto governance of nanotechnologies8. Constructive Technology Assessment and the Methodology of Insertion(with Douglas K.R. Robinson)Index