Page 2: Soffien Bataoui, Martine Brasseur and Isabelle Horvath – Social commitment and change in business and work: towards a collective return? | Page 3 to 26: Christelle Routelous, Caroline Ruiller, Jennifer Urasadettan, Franck Burellier and Gulliver Lux – Supporting the power to act in favor of health and quality of life at work in nursing homes: study of two communities of practice | Page 27 to 51: Ines M’Hissen, Jouhaina Gherib and Sandrine Berger-Douce – Social commitment factors of small and medium-sized enterprises: a unique case study in the Tunisian context | Page 52 to 76: Jean-François Garcia, Franck Brillet and Marc Valax – Digital transformation, a lever for intergenerational learning: the case of the SNCF Réseau branch | Page 77 to 88: Johan Glaisner and Olivier Masclef – Confinement and telework: community dynamics as a facilitator of change within the Mutuelle de Poitiers Assurances | Page 89 to 102: Sana Elouaer-Mrizak, Sabrina Khemiri and Sophie Boutillier – Social capital of the entrepreneur and success of his crowdfunding campaign | Page 103 to 110: Jean-Yves Juban – Wagner AC, 2022, Cooperate. The SCOPs and the factory of the collective interest, Paris, CNRS Editions.