It's possible that this sudden rise could be a side - effect of the growing number of schools converting to academy status. (schoolsweek.co.uk)
This will be backed by a statement on when schools convert to academy status to drive improvement. (educationbusinessuk.net)
Therefore, he pledged to «set schools free» from local bureaucracy, so by 2020 all schools must have converted or be in the process of converting to academy status. (bbc.co.uk)