This document discusses the need for engineering educators to develop personal mastery in order to effectively educate future engineers. It argues that personal mastery, which involves continually learning and improving oneself, is important for addressing the challenges of transforming engineering education. The document outlines nine characteristics of personal mastery for engineering educators, including having a clear vision for themselves, performing with purpose, maintaining high energy, using storytelling, practicing fanatic discipline, engaging in lifelong learning, building trusted relationships, embracing simplicity, and employing system thinking. Developing these characteristics is presented as a lifelong process that engineering educators should continuously work on to achieve exceptional student outcomes.