There was also caution from the leader of the private school group, the Headmasters' and Headmistresses' Conference.
And representatives from the Headmasters' and Headmistresses' Conference of leading independent schools, will be meeting OCR on Thursday.
He told the Headmasters' and Headmistresses Conference private schools were beacons of excellence.
In an article for the latest edition of the Headmasters' and Headmistresses Conference magazine, Mr Miliband encouraged independent schools to consider sponsorship.
BBC: NEWS | UK | Education | Push for private school sponsors
Its the latest trick in the 'dumbing-down' of exams in which everybody who matters (exam boards , headmasters , ministers) collude.
Much more successful: Swanker wrote to 1, 600 headmasters and asked for nominations.
Headmasters must satisfy the conflicting demands of governors, colleagues, parents and pupils.
The headmaster there, Tim Dingle, described it as being akin to the HMC - the Headmasters' and Headmistresses' Conference, which represents the principals of the leading fee-paying schools.
As shown in many studies, schools become enabling learning environments if they are organized as learning communities, within which headmasters, teachers and students work together towards common goals in close cooperation with the families and the broader public.
Christopher Ray, of the Headmasters' and Headmistresses' Conference, which represents independent school leaders, told BBC News the new system could potentially harm "students who only when they get their AS-level results in Year 12 realise how bright they are, who are perhaps in an underperforming school or college and who suddenly have the self-confidence to aim for the stars".
应用推荐