A misconception exists that validity may refer only to the "interpretation" of test scores and not to the "uses" of those scores. The development and evolution of validity theory illustrate test score interpretation was a primary focus in the earliest days of modern testing, and that validating interpretations derived from test…

In 1998, the California legislature passed Senate Bill SB 2042 which replaced the previous teacher certification legislation. The new law required that all elementary and secondary teacher certification programs in the State of California align their programs with new teaching standards. These standards included Teacher Performance Expectations…

The Kessler 10 Psychological Distress Scale (K10) is a brief 10-item questionnaire designed to measure the level of distress and severity associated with psychological symptoms in population surveys. It is being used widely, including in the World Health Organization World Mental Health Survey, and as a clinical outcome measure, although little…