We report a puzzling pair of facts concerning the organization of science. The concentration of research output is declining at the department level but increasing at the individual level. For example, in evolutionary biology, over the period 1980 to 2000, the fraction of citation-weighted...

The proliferation of articles in the press, the media, and on the Internet demonstrate a real interest in the Web 2.0 phenomenon. The concept can be seen as a new step in the development of the Internet network as evidenced by its “2.0” label, in opposition to Web 1.0. All the same, it is...

Au regard du flou conceptuel qui entoure les notions de conflit et d'ambiguïté de rôle dans la recherche francophone et anglophone, cette communication propose une grille de lecture originale de ces deux construits. Elle est le fruit d'une analyse de la littérature permettant...