Irene Aguado Herrera. Psychologist, master in clinical psychology and associate professor at the Faculty of Higher Studies Iztacala, UNAM. Co-author of: History, psychology and subjectivity, Mexico, FES Iztacala/UNAM, 1999; Psychoanalysis, subjectivity and social bond, Mexico, UNAM-FES Iztacala, 2002; Educational investigation. Some forms of approach, Mexico, UNAM-Campus Iztacala, 2001; Conceptions of being human, México, Paidós, 2002; Introductory topics to psychoanalysis, Mexico, Lumen-México, 2005; and author of: "From an experience of political participation to a process of research-understanding", in Lines and advances in postgraduate studies, Memories of the Second Internal Colloquium of the Doctorate in Education, Mexico, UPN, 2004.