One of the ways in which the differences between Dialogic and Diagnostic OD get obscured results from their common interest in fostering greater system awareness. In Dialogic OD, this occurs through intersubjective processes of inquiry. Because information and ideas are shared and discussed, these Dialogic OD processes are often equated with data collection and classical diagnosis. Whereas inquiry and data collection can be synonyms, the image of inquiry in Dialogic OD is sufficiently different from the vision of data collection in, say, Nadler’s (1977) classic OD text on the subject that equating them obscures more than it reveals. What is similar, however, is an interest in processes that foster greater system awareness.