There seems to be no correlation between student perception of the effectiveness of teaching (as measured by RateMyProfessor.com) and faculty compensation, for example, but professors who teach a lot get paid somewhat more than those that do not.

FORBES: The Three "I's" of Higher Ed Reform

However, by this time the tide was turning and many leading educators were questioning the effectiveness of mixed ability teaching.

BBC: Setting, streaming - how schools teach

The Education Secretary, David Blunkett, said on Sunday that he would be speaking to the Office for Standards in Education about evaluating the effectiveness of single sex teaching of some subjects in co-educational schools.

BBC: Single sex classes 'not the answer'

Is there evidence that we regularly monitor and assess the effectiveness of the state programmes on ICT-mediated teaching and learning?

UNESCO: EDUCATION

The Ofsted report found the school in Almond Way outstanding in its overall effectiveness and in areas of pupils' achievement, teaching quality, pupil behaviour and leadership.

BBC: Helen Davies

However, schools which equate effectiveness with inclusion - full participation for special needs pupils - risk assuming that teaching geared to pupils with special needs will be good for their classmates.

BBC: Doubts cast on inclusive education

Corps members improve their effectiveness through collaboration by sharing successful classroom strategies, participating in ongoing professional development, and refining teaching strategies.

FORBES: Connect

Most ominously, both Mr Gove and the Tories' leader, David Cameron, are fond of party-pleasing prescriptions, including policies for which proof of effectiveness is non-existent (school uniforms) or limited (insisting on synthetic phonics for teaching reading).

ECONOMIST: The Conservatives on education