From the perspective of a philosopher’s concern with knowledge, Epistemological attempt to answer the following questions that reflect the Questioning essential elements of the scientific discipline of nursing: a. What do you believe is the nursing process? b. From what cognitive base does the professional nurse operate? Critical thinking? Problem-solving methodology? c. How do you implement the nursing process as you define it? What is necessary in the application of knowledge? d. How is the theory base for nursing derived? e. What is the theoretical framework for the profession? Is there room for diversity of thought, or is unity conceptual?