There were several hundred collaborators including, in addition to Sebastien Faure himself, Luigi Bertoni, Pierre Besnard, Emile Armand, Han Ryner, Augustin Souchy, Max Nettlau, Voline, Aristide Lapeyre, Gérard de Lacaze-Duthiers, etc.
It remains controversial to this day, continuing to inspire some anarchists (notably the platformism tendency) because of the clarity and functionality of the structures it proposes, while drawing criticism from others (including, at the time of publication, Voline and Malatesta) who viewed its implications as too rigid and hierarchical.