by Yingli Ma ; a Trafik Film production in association with Kroma Productions ; producers, Pascale Schmidt, Brenda Parkerson, Marikka Hakola ; writer and director, Yingli Ma
coordinador, John M. Ackerman ; presentación, Enrique Graue Wiechers ; prólogo, Alberto Vital ; prefacio, Pedro Salmerón, Halina Gutiérrez; colaboradores, Immanuel Wallerstein [and forty-two others]