This study offers an overview of the natural development of the use of an activity tracker, as well as the relative importance of a range of determinants from literature. Decay is exponential but slower than may be expected from existing literature. Many factors have a small contribution to sustained …

Our research aims to formulate design guidelines for stimulating teachers' professional development using video feedback in collaborative settings. The study investigates guidelines concerning video feedback in peer coaching settings and focuses on a setting with three roles (of trainee, coach and observer), …