The general secretary of the National Union of Teachers (NUT), Christine Blower, has blamed the forthcoming strike action on the "intransigent" Education Secretary Michael Gove.
She said the two main teaching unions - NUT and NASUWT - met Mr Gove 17 weeks ago, but that there has been no progress since then.
Michael Gove's persistent refusals to address our ongoing dispute over pay, pensions and conditions of service, is unnecessary and deeply damaging.
As a result, thousands of good, experienced teachers are leaving or considering leaving the job and a teacher shortage crisis is looming with two in five teachers leaving the profession in their first five years ...
The Education Secretary has put obstacle after obstacle in the way of talks, showing no serious attempt to resolve - or even to discuss - the matters in dispute.