Along with its importance, the difficulty of identifying, capturing, systematizing, categorizing, and disseminating previously tacit knowledge within the organization is becoming increasing clear. The author has previously proposed a biological/cognitive metaphor for the structure and functioning of an effective organizational knowledge management system. A series of case studies will be conducted to investigate the accuracy of this metaphor and to determine the effect of system structure on the process of knowledge management within consulting organizations. Institutionalization will be analyzed using Giddens’ Structuration Theory