Mentors and role models can provide important benefits in many cultures according to best practices. The document discusses successful mentoring programs including those at Sun Microsystems and the US State Department's TechWomen program. It provides examples of mentors and mentees from these programs, and details how mentoring relationships are formed and the benefits they provide to both individuals and organizations. Metrics are presented on the significant returns mentoring programs can generate. Guidelines and considerations for starting a successful mentoring program are also outlined.