Die Verbindungen zwischen diesen Modellen und ihrem Gebrauch werden aufgezeigt. Entwicklung der systematischen Zusammenarbeit zwischen Lehrern und Forschern. The point of departure is the difference of image of man between the theorist and the practitioner. This difference appears from the special attitude of the teacher concerning the benefit of theory. Theory is either a modality of seeing or a modality of practice.
Most projects have the functional view, that is, practice can be managed with theory.
A gradual formation of theory is suggested by starting with a working model, later turned into a theoretical model. Some forms of cooperation are outlined, which have to be so concrete as possible, in view of the sceptical teacher. Menschen aus der Perspektive des Theoretikers und des Praktikers. Haltung des Lehrers gegen ber dem Nutzen von Theorie sichtbar. Modalit t der Praxis.