Teams not achieving the intended velocity. Missing deadlines and forecasts. We have all been there. As Scrum Master's, we have faced such issues and tried to understand the root cause. And the tool to understand underlying causes to the teams performance is a 'lessons-learned' or 'retrospective meeting' activity. In Waterfall process, PMBOK guide tells you to conduct this during the 'Closing' phase of the project. In Agile process, since iterations occur frequently, it is hel