The role of senior leaders : raising the performance bar -- The role of senior leaders : coaching cost of quality recovery -- The role of senior leaders : organizing Lean-Six Sigma project methodologies to drive change -- The role of senior leaders : managing the organization accountable change model -- The role of senior leaders : simulation, experimentation, and the cost of not getting it right the first time -- The role of senior leaders : driving sustainable organizational change -- The role of senior leaders : engaging physicians -- The role of senior leaders : achieving sustainable results (magic moment example) -- Summation.