At the initiative of Messrs. Jean-Yves Le Déaut and Claude Saunier, a public session was organised on 6 December 2006 by the Parliamentary Office for the Evaluation of Scientific and Technological Choices. The morning session, whose theme was “Scientific appraisals and judicial decisions”, was chaired by Mr. Jean-Yves Le Déaut. The afternoon session, devoted to “Scientific appraisals serving public decisions”, was chaired by Mr. Claude Saunier.