A Bad Apple in the Classroom? Know It To Change It
Recently, I was part of the Global Economic Symposium held in Rio de Janeiro. This year’s theme was Growth through Education and Innovation; I presented as part of a panel entitled Effective Investments in Education.
My presentation focussed on the fact that a growing and compelling body of research shows that teacher effectiveness varies widely - even across classrooms in the same grade in the same school. Getting assigned to a bad teacher has not only immediate, but also long term, consequences for student learning, college completion and long-term income.

I recently spoke with Barbara Bruns, lead education economist to the LAC region, about an impact evaluation she is managing on teacher performance pay in Pernambuco, Brazil.
Many have argued this past week for an increased financial boost to achieve the education Millennium Development Goals -- universal primary completion and gender parity in education. But what should spending focus on, and how can we get the best from both public and private financing?
In recent weeks, several articles have appeared in the main U.S. newspapers– including the