0

Penna, C. (2022) Why Group Therapy Works and How to Do it: A Guide for Health and Social Care Professionals by Christer Sandahl, Hjördis Nilsson Ahlin, Catharina Asklin-Westerdahl, Mats Björling, Anna Malmquist Saracino, Lena Wennlund, Ulf Åkerström, and Ann Örhammar. Published by Routledge, London, 2021; 220 pp, £28.99 paperback. British Journal of Psychotherapy 38:403-407