Attention in the literature has been given to the critical state of nursing leadership development. There is a need to identify effective ways to sustain and develop nursing leaders. Mentoring has been identified as an invaluable tool to attract and retain new nurse leaders. Examining the concept of mentoring in nursing leadership provides a greater understanding of its importance in today’s healthcare system. The concept of mentoring will be analyzed using the framework developed by Walker and Avant. A literature review was conducted to examine the current usage of the concept of mentoring. Consistent with Walker and Avant’s framework, defining attributes, antecedents, and consequences of mentoring have been identified. Further illustration of this concept is provided by describing model, borderline, related, and contrary cases. Demonstrating the occurrence of the concept of mentoring, Empirical referents will also be explored.