the term paradigm has become a central issue in philosophy of science. increasing attention to paradigm in public administration, as a branch of social science, is also highlighted. this paper attempts to analysis seven paradigms in public administration research and to study ontological, epistemological, methodological, rhetorical and axiological assumptions of the each paradigm. finally, we b...

the main aim of this study was identifying effects of post modernism paradigm and to criticize of its functions in the field of curriculum and its epistemological domains. to get this purpose, it was used an analytical-inferential method. after inquiring in viewpoints of advocate and critic thinkers of this intellectual stream, the results were demonstrated that although this paradigm has insuf...

Do we need a fundamental change in our professional culture and knowledge foundation for control automation? If so, what are necessary critical steps must take to ensure such would place effectively efficiently, or more general, smoothly sustainably?

Role-Based Access Control (RBAC) has become the de facto standard for realizing authorization requirements in a wide range of organizations. Existing RBAC models suffer from two main shortcomings; lack of expressiveness of roles/permissions and ambiguities of their hierarchies. Roles/permissions expressiveness is limited since roles do not have the ability to express behaviour and state, while ...