One of the most moderate teaching unions has voted for industrial action over government plans to force all schools in England to become academies.
The measure is "an attack on democracy" according to an emergency motion carried unanimously at the Association of Teachers and Lecturers conference.
Earlier ATL general secretary Mary Bousted called the plan "madness".
On Monday, School Minister Nick Gibb said the plan made schools "profession-led" - though he faced some heckling.
Under the plan almost 17,000 schools which have not…