The book Bioregional Design Practices - Pratiques de design bioregional takes a retrospective and reflective look at the projects and research conducted by Atelier LUMA between 2019 and 2023. It is the continuation of the book Design as a Tool for Transition, which covered the first three years of Atelier LUMA's existence from 2016 to 2019.This publication formalizes and exemplifies the working approach and methodology we have developed over the years of design practice in Arles and internationally.