The watchdog found that few head teachers were able to demonstrate the effectiveness of the reforms, introduced in 2003.

The move appears to demonstrate the effectiveness of new draft takeover rules intended to end months of 'shadow' bid battles when no formal offers are tabled.

As the third sector grows, pressures are increasing to demonstrate the effectiveness of our organisations and the quality of the work we do.

First, we need more evidence to support widespread screening and demonstrate the effectiveness of early intervention.

Using websites, blogs, and online videos to demonstrate the effectiveness of the movement itself.