One of the challenges many learning scientists face is the laborious task of coding large amounts of video data and consistently identifying social actions, which is time consuming and difficult to accomplish in a systematic and consistent manner. It is easier to catalog observable behaviours (e.g., body motions or gaze) without explicitly…

This article describes the use of documentation by teachers and their children with pervasive developmental disorder (PDD) to develop skills of self-determination. Visual feedback, such as photos and video, help teachers plan and children evaluate their performance in social situations, such as finding a friend to play with at recess. This…