The sheer volume of literature on mentoring across a variety of disciplines is an indication of the high profile it has been afforded in recent years. This article draws on a structured analysis of more than 300 research-based articles on mentoring across three discipline areas in an attempt to make more valid inferences about the nature and outcomes of mentoring. It begins by reporting on the findings compiled from a database of research articles from educational contexts. These research-based articles are examined to determine the positive and more problematic outcomes of mentoring for the mentor, mentee, and the organization. A discussion of the findings from two other databases, namely, 151 research-based articles from business contexts and 82 articles from medical contexts, is provided, and commonalities across the three databases are highlighted. The article concludes with a discussion of key issues that administrators responsible for establishing mentoring programs should consider to maximize the experience of mentoring for all stakeholders.