Techno-sciences in Society No 52, 2017/1 - 248 pagesPages 5 to 15EditorialBy Jean-Claude Ruano-BorbalanPages 17 to 41The « Great Standardization » and the Transformations of Knowledge in Techno-Scientific SocietiesBy Jean-Claude Ruano-BorbalanPages 43 to 61From Science Fiction to Technoscientific Innovation: The Case of Virtual Reality HeadsetsBy Thomas MichaudPages 63 to 84An Evolutive Scientific Culture: Evolution of the Missions and Stakes of a Center for Scientific, Technical and Industrial Culture – Terre des Sciences – Angers (France) From 1992 Until TodayBy Benjamin BuissonPages 85 to 109Repetition of discourses on the Scientific and Technical Culture and Effects of School Scientific CategorizationBy Olivier Las VergnasPages 111 to 138School, Scientific Rationality and Democracy in the Early 21st Century: Weakening or Renewal of a Secular Alliance?By Catherine RadtkaPages 139 to 160The Knowledge and its Audience: The Case of the Conservatoire des Arts et Métiers (19th-21st century), ParisBy Samuel HayatPages 161 to 178Between Intellectual Training and Professional Practice or the Training of Civil Engineers according to Henri FayolBy Luc RojasPages 179 to 210Networking Innovative Entrepreneurs: How to Promote Innovation at Metropolitan Level?By Charles-Edouard Houllier-Guibert, Raphaël Suire, Hélène BailleulPages 211 to 231Crowdfunding and Diasporas: Do Crowdfunding Practices Challenge Players Involved in Project Financing in their Former Homeland?By Cécile FonrougePages 233 to 240AboutPages 241 to 245Selection