Purpose: Historically, the school effectiveness and improvement movement has focussed its attention on "within school" factors associated with effectiveness and improvement and on the individual school as the primary unit of analysis for improvement and scrutiny purposes. More recently, research has focussed on school-to-school…

There are many possible mechanisms through which school collaborations may bring about change in educational and/or social outcomes. Schools collaborating to share professional expertise may improve teaching practice and in turn lead to better educational outcomes for pupils. Schools collaborating to share resources, be they equipment, staff or…