Describes the early stages of a large-scale public bicycle rental program in Paris, focusing on controversies around the envisioned urban and economic model.

Describes two examples (in France and in the US) of replication of the Danish procedure of the consensus conference for public participation in nanotechnology, and argues that emphasis on the evaluation of the participatory procedure should not be made at the expense of richer analysis of the...

Examines the changing roles of science exhibitions from places of 'cold' science, where secure, closed and fixed knowledge is communicated, to places that increasingly engage with 'hot', controversial research and open debates.

Comments on the potentials of the notion of "experimentation" as a vehicule for the renewal of the theoretical repertoire of political sociology.

Presents a case study on public participation in controversies on nanotechnologies in France, and proposes an analytical typology.