ESTABLISHED
* NUT - 1870
* NASUWT - 1975 merger of National Association of Schoolmasters (1919) and Union of Women Teachers (1963)
* ATL - 1978 - merger of Association of Assistant Mistresses (1884) and Association of Assistant Masters (1891)
MEMBERSHIP
* NUT 250,000
* NASUWT 212,000
* ATL 160,000(includes FE lecturers)
ANNUAL MEMBERSHIP FEE
* NUT pound;115
* NASUWT pound;117
* ATL pound;89 (until December)
Source: NUT, NASUWT, ATL
