Enthusiasm is considered an important characteristic of effective teachers. However, the
conceptualization of the term in the research literature is inconsistent. Whereas most studies
use the term “enthusiasm” to describe features of instruction, some have used it to describe
a characteristic of teachers. This research seeks to clarify the concept of teacher enthusiasm,
examining its dimensionality and context specificity. The study draws on three samples of
teachers who were administered questionnaire measures of enthusiasm. In two samples …