 During that time he held the position of Ramón y Cajal Researcher, which is the most prestigious research contract in Spain.In the same period he engaged with FRIDE, contributing to the set-up of the Global Governance Programme, and was Director of the Conflict Resolution and Crisis Management Program at the International Center of Toledo for Peace (CITpax).In 2008 Luis moved to Paris to join the European Union Institute for Security Studies (EUISS).