actions targeted to teachers can vary from feedback with no consequences recognition of excellence salary increases the requirement to take inservice training to being unable to practice as a teacher the consequences for initial teacher training institutions can include closure the exception is the state of texas while all the other systems either use portfolios observations of classroom practices or rely on the assessment of performance developed by school principals the majority of the systems meet the proposals of ingvarson and chadboume in jasman who suggest that besides the formative impact of assessment this should be summative criterion referenced and based on different sources of evidence portfolios with teaching plans studentlearning assessments analysis of responses videos of lessons etc the validity of the assessment will depend on the degree of authenticity of the tasks that are used