Drawing on the experience of Oregon's new-teacher evaluation system, describes teacher work-sample methodology and evidence for its reliability and validity in evaluating the performance of prospective teachers. This is a methodology that responds to the challenge issued by the National Commission on Teaching and the America's Future challenge.…

The use of a performance-based assessment of senior medical students' clinical skills utilizing standardized patients was evaluated, with 6,804 student-patient encounters involving 405 students over 6 years. Results provide evidence for test security, content validity, construct validity, reliability, and test ability to discriminate a wide range…

A study examined the underlying factor structure of the aptitude tests and work samples being completed by students with educational disadvantages (limited reading and mathematics skills) who were assessed with the current assessment model in the Akron (Ohio) Public Schools. The amount of variance accounted for by the factors was also…