College leaders' effectiveness 'seems unrelated to their salary', according to the Centre for Vocational Education Research. Better principals make a positive difference to their student’s educational outcomes, research by the Centre for Vocational Education Research (CVER) at the London School of Economics and Political Science has found. But while the research found that "leadership does make a clear difference to learner performance", it also suggests that "principals’ effectiveness seems unrelated to their salary". It did, however, find that the best-performing principals employed a higher proportion of female staff and staff on permanent contracts – and tended to pay their teaching staff more.

Read more... TES (online)