the above discussion of risk assessment policy guidelines at codex has contributed to a more transparent process of risk assessment and a clearer definition of the roles of both risk assessors and managers which were hitherto ambiguous in addition in response to codex s demand for clarification the fao and who initiated a workshop on a consultative process for scientific advice in they produced the faowho framework for the provision of scientific advice on food safety and nutrition to codex and member countries faowho