The skills, understandings, and attitudes necessary for an effective instructional supervisor were identified in the literature (using, for the most part, those materials written since 1975). Twenty-six elements were identified and clustered into six areas for a self-evaluation instrument that can give supervisors a means to describe and analyze…

Reviews background of atomic absorption spectrometry techniques. Discusses problems encountered and precautions to be taken in determining trace elements in the parts-per-billion concentration range and below. Concentrates on determining chromium in biological samples by graphite furnace atomic absorption. Considers other elements, matrices, and…

No issue in schools and communities today commands the concern and urgency of the U.S. public as much as the dangers of alcohol and other drug (AOD) use among youth. This guide therefore provides descriptive information on the variety of surveys of student alcohol and other drug use currently available, and delineates the issues involved in…