It would be wonderful to believe that simply sharing knowledge of a better way would result in the adoption of that better way. If only we were rational beings. But after assisting dozens of companies with their efforts to institute a lean culture, it is very obvious that the success of those efforts is directly linked to the quality and constancy of lean leadership. Lean Leadership and Lean Culture require very specific actions on the part of leaders and I do not think those actions of been well articulated in previous books and articles. I have attempted to define these actions in my new course on Lean Leadership and Lean Culture and I want to summarize them here.