Twelve trained observers were randomly assigned to one of two methods of data collection in scoring teacher-student interactions. Results indicated no overall difference in observer accuracy between momentary time sampling and continuous data collection when scoring behaviors that differed along the dimensions of frequency and predictability.…

The stability of teaching behavior was examined by observing student/teacher interaction over one academic year. One teacher was studied using a time-series analysis. He had 14 years experience and taught physical education in grades K-6 in a single school. Data were collected over one academic year using the Cheffers Adaptation of Flanders…

There are a number of issues involved in the validation of measures of teacher effectiveness, that is, a teacher's ability to promote student learning. Teachers' characeristics may be assessed at five different points: (1) pre-existing teacher characteristics--knowledge, skills, and attitudes which are necessary for success in the teacher…