1. Introduction
It is really hard to classify knowledge in the field of
Human Sciences, because of the richness of perspectives
and orientations, the variety of schools of
thought, doctrines, individual standpoints that every
discipline or field of research in Human Sciences can
present.
Considering now the system of sciences as a
whole, it is worth mentioning the point of view of
Jean Piaget, one of the most significant scholars of
Epistemology in the 20''' century, as well as of Psychology,
and deeply concerned with problems of sciences
organization.
Piaget significantly underlined that within the system
of sciences Human Sciences play a crucial role,
since they are the sciences of man who develops the
other disciplines. Human Sciences are in a particular
epistemological situation, because at the same time
they are elaborated by human beings and considerhuman beings and their activities as an object of
study (Piaget 1970). In the case of Human Sciences,
the object of study has consciousness, thought and
communication capability. Therefore, achievement of
objective knowledge and application of experimental
method are more difficult, since human beings, in
the case of Human Sciences, can as well interpret different
phenomena that they are analysing, exercising
personal influence on the process. Piaget moved beyond
the traditional dualism of strict schémas as Rationalism
and Empiricism, and considering epistemological
connections that exist among different
disciplines, assumed a dialectic perspective and emphasized
that among different disciplines there are
mutual relations and, in substance, interdependence
(Piaget 1967, 1173-1182).