The use of digital video offers interesting opportunities in teacher training, particularly the possibilities provided by video annotation, whereby people can add and share comments and opinions on the same videos, even from different places. This exploratory study aims to examine teachers' perspectives of this technology, taking into account both their explicit and implicit evaluations. Different methods of using video annotation for training are compared, one based on its individual use,

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... er supported by various types of tutorship. The data were collected and analysed first through a quantitative phase, followed by an in-depth qualitative phase. It is pointed out that to make this technology fully operational it is important to address the cultural and psychosocial aspects that control the emotional conditions which arise when one's teaching behaviour is being observed and assessed.