Education Commons^™

Teacher Quality And Preparation, Sarah C. Mckenzie, Gary W. Ritter

Policy Briefs

The No Child Left Behind (NCLB) Act mandates that states require all teachers to earn full certification and demonstrate competency in the subject area in which they teach. But do these requirements really produce effective teachers— teachers who actually improve student learning and achievement? The existing research base is decidedly mixed, highly politicized, and often just plain confusing. Some experts maintain that teachers’ pedagogical knowledge shows even stronger relationships to teaching effectiveness than their subject matter knowledge (Darling-Hammond, 1997; Darling-Hammond & Youngs, 2002); others insist that teachers’ expertise in their content area is a far better predictor of student achievement …