This is the nexus point between the business world and the purely academic. As discussed above, ontologists come from a variety of backgrounds. Moreover, many people practice ontology without realizing they are doing so. Some ways of developing ontologies are better than others. Repeatable, efficient ways of creating ontologies should be preferred over one-off, inefficient methodologies.
Some ontologies are more useful than others.
The criteria for useful ontologies, and the methodologies used to create them, are valuable resources for ongoing work in constructing and using commercial ontologies. Holes and Other Superficialities . Cambridge, Mass., MIT Press. MS, Technical University of Vienna. The Naive Physics Manifesto .