International audienceThis contribution revisits two experiments; one conducted in a University Institute of Technology and the other in a Master's course of language sciences. The first part, which is based on previous work, present tested plans - creative writing workshops supplemented by tools aimed at reflection - and their founding principles, as well as the effects of these plans on the construction of the subject writer. The second part, illustrated by recent data, tackles questions of a didactic, ethical ans epistemological nature posed by a collective space that focuses on different thought processes in a triple perspective of creativi, reassurance and refexivity. tyCette contribution revient sur deux expérimentations menées, l’une...