2. Common methodology for risk mapping

2.1 Dual top-down and bottom-up approach

The idea of risk mapping is first and foremost centered on its purpose, its uses as described above. These uses can be many and varied, and for this reason, distinguishing between a top-down and bottom-up approach to risk mapping has several advantages:

• ask the question: what is the purpose of the exchanges in terms of risk, what do we want to do with risk mapping, and at what levels? (the what to do);

• We need to find the right contacts to gather the right level of information and encourage discussion with the right people, so that we can not only make progress in identifying and managing risks, but also derive action plans for the most important risks (the who)....