The following document presents the redefinition of the role of social sciences in several dimensions. First, the subject is approached from the perspective of history. In a second step, the paper discusses the challenges of social science education. Similarly, and in a third stage, it is proposed that the social sciences have for immediate task of understanding social reality as fragmented text. In connection with the foregoing, in the letter states that this type of science should be proposed as main objective .the study of man from the public sphere and relationship with the surroundings.