The purpose of this article is to discuss some typologies and classifications about research on teaching, teachers and teacher knowledge. Three major synthesis of research are analyzed. They propose a categorization of studies conducted in these areas on these subjects and bring to light as well the variety diversity of research traditions, of the currents of search as the theoretical and methodological contexts in which the studies were produced. In conclusion, limits and possibilities of this research literature are discussed.
teacher's knowledge; knowledge; teaching; teacher's education