Association of Teachers and Lecturers - approximately 170,000 members.
Association of University Teachers - trade union and professional association representing
all types of professional staff across the UK higher education - approximately 30,000
National Association of Head Teachers - Approximately 40,000 members.
National Association of Schoolmasters and Union of Women Teachers.
National Union of Teachers - approximately 250,000 members.
Professional Association of Teachers - approximately 43,000 members.
Secondary Heads' association - approximately 7,000 members.
The University and College Union
UCU - is a British trade union formed by the merger in 2006 of the Association
of University Teachers (AUT)
Association of Teachers in Further and Higher Education (NATFHE).