Certain types of school are faring better than others.
There is also a distinction between the types of school nurse employed by PCTs.
More recently, further types of school have been developed, such as specialist schools and academies.
It suggests that school leaders from all types of school recognise that unions have a role to play.
Membership of a an alliance does not preclude participation in other types of school networks, he adds.
Government supporters want to hide under-achievement in certain types of school from the gaze of accountability, but Ofsted is quite rightly asking searching questions of all schools.
In the absence of a ladder of qualifications, a European community framework of language competency could be used by both types of school as a structure for students of community languages, he added.
The invention of all these new types of school in England has allowed parents to achieve some kind of market-place differentiation so they feel they are protecting their interests".
Instead, types of school, types of classroom, school curricula and ministerial statements take place as if we are all agreed that the best learning for all takes place as a consequence of nationally run tests and exams.
If the new standards are agreed to be effective from a practical and nutritional standpoint, the secretary of state has agreed to make them mandatory across all types of school," the authors write.
"The government's obsession with free schools, at the expense of opening other types of school, has made it harder and harder to ensure there are enough places everywhere," said Powell.
