From 8-12 October, the NKS-B RADWORKSHOP 2018 took place in Roskilde (Denmark). During this 3-day event, Danièle Roudil gave a detailed presentation of INSIDER, a Horizon 2020 project that she is coordinating. Launched in June 2017, INSIDER aims to optimise radioactive waste identification during nuclear decommissioning and dismantling operations (D&D), in particular concerning nuclear power plants, post-accidental sites or nuclear