Abstract: The invention relates to a computer system for knowledge management with a first database means for storing documents and meta-information on documents, a second database means for storing user data, a means for accessing an external data source for loading external documents and storing external documents in the first database means, a first program means for the inputting a search request by an internal client computer, a second program means for adding a document to the first database means by the internal client computer, a third program means for inputting an evaluation for a document of the first database means by an internal client computer, a fourth program means for awarding and storing bonus points to the credit of a user as a function of user behavior.