The PCST Network attracted 130 delegates to its first conference in Poitiers, France in 1989. The founders of the movement include Pierre Fayard, Bernard Schiele, Valadimir De Semir and Suzanne De Cheveigne, all still actively involved in science communication.
Subsequent conferences were held in Madrid (Spain, 1991) and Montreal (Canada, 1994), and the Network has developed into a truly international organisation with a conference every 2 years and an active electronic discussion list.
Conferences have been held in:
The PCST Network also organises symposia. They have a different focus to the conferences, with a focus on a single issue or a particular region. Symposia held so far have been: