Political Sociology of the Sciences No 111, 2015/3 - pagesPages 3 to 6EditorialPages 9 to 26Theoretical Roundabouts and Analytical Level CrossingsBy Yann Bérard, Antoine RogerPages 27 to 45How “Big” Is Ecology?By Céline GranjouPages 47 to 67Scientific Competition and Political Action in a Transnational WorldBy Lydie Cabane, Sandrine RevetPages 69 to 92The Scientist, the Guinea Pig, and the AntivivisectionistBy Fabien CarriéPages 93 to 117Capturing and (Co)Producing Scientific Knowledge under Constraints: The “Expert Turn” of Surfrider Foundation EuropeBy Julien WeisbeinPages 119 to 140Scientists’ Entry into the Organization of the Agricultural MarketBy Jean-Baptiste ParanthoënPages 141 to 150For a New Political Sociology of the Sciences?By Frédéric NicolasPages 153 to 174Stigmatization and RedemptionBy Julien BeaugéPages 175 to 196The Birth and Life of an Unexpected Alliance between Occupational Victims of Pesticide and Environmental OrganizationsBy Jean-Noël Jouzel, Giovanni PretePages 197 to 211Reviews