Be SpectACTive! is a project co-funded by the Creatie Europe Programme of the European Union based on audience development, involving organisations workin on active spectatorship in contemporary performing arts. This project were accompanied by an action research team of the University of Barcelona, Université de Montpellier (CNRS) and the Fondazione Fitzcarraldo, with sevelral practical and theroretical exchanges, including international conferences. This book intends to share these experiences -successes, limits and perspectives- through case studies and reflections written by the different researchers and participants of the project.