We mainly see the individual person as influenced by different theories, epistemologies and paradigms, which are very often are partly unconscious or neglected by the individual. My claim is that we should regard these theoretical developments as developments in the cognitive models or structures of the psychologists seeking information and producing knowledge in this period. My claim is further that the ontological and epistemological assumptions are the most general expressions of different mental models. Epistemological theories provide us with the the most generalizable mental models . It may be the only kind of models which can be generalized above specific subject knowledge.
Some individuals define their assumption in explicit theses.
Watson s view was already modified in very important ways in 1932 by the neobehaviorist Tolman. The defining, classification, labeling and evaluating activities in relation to such schools or mental models are mostly done by historians and philosophers of science. They are the real experts in this matter. In the domain analytic and sociocognitive view information needs are considered to be caused by social- and cultural factors. Information needs can be compared with educational needs.