All of these performance assessments are portfolios that collect evidence of
teachers’ actual instruction, through videotapes, curriculum plans, and samples of
student work and learning. These are accompanied by along with teachers’ commentaries
explaining the basis for their decisions about what and how they taught, in light
of their curriculum goals and student needs, and how they assessed learning and gave
feedback to individual students.
develop a nationally available assessment that can be used for purposes of initial licensure
and program accreditation across the country (Darling-Hammond 2010)