Knowing How to Train No 109, 2015/3 - 122 pagesPages 5 to 8Teamwork and CompetitionBy Christian Vivier, Julien FuchsPages 13 to 23Knowing How to Train: ForewordBy Geneviève CogérinoPages 25 to 39Reconciling competition and positive youth development in sportBy Martin CamiréPages 41 to 55In Favor of High-Level Athletes’ Involvement in Designing and Implementing Their Own TrainingBy Marc LévêquePages 57 to 77Intervention Strategies to Help Young People Manage their Physical Activities: A Review of the LiteratureBy Tegwen GadaisPages 79 to 94Training and Physical Education from the 1960s to the 1990s: From Sports Training to School TrainingBy Anne RogerPages 95 to 111Interview: Gilles Klein and the STAPS Journal French Physical Education in the 2000s: “Savoir s’entraîner” – Knowing How to Train and Look After OneselfBy Gilles KleinPublication NewsPages 115 to 118Reviews