The Union of Women Teachers (UWT) was a trade union

Trade union

A trade union, trades union or labor union is an organization of workers that have banded together to achieve common goals such as better working conditions. The trade union, through its leadership, bargains with the employer on behalf of union members and negotiates labour contracts with...

 for female

Female

Female is the sex of an organism, or a part of an organism, which produces non-mobile ova .- Defining characteristics :The ova are defined as the larger gametes in a heterogamous reproduction system, while the smaller, usually motile gamete, the spermatozoon, is produced by the male...

 teacher

Teacher

A teacher or schoolteacher is a person who provides education for pupils and students . The role of teacher is often formal and ongoing, carried out at a school or other place of formal education. In many countries, a person who wishes to become a teacher must first obtain specified professional...

s in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

. It was founded in 1909 by the merger of the Women Teachers' Franchise Union with the London Mistresses Association. In 1976, when single-sex unions were outlawed, it merged with the National Association of Schoolmasters and the Scottish Schoolmasters' Association to form the National Association of Schoolmasters Union of Women Teachers

National Association of Schoolmasters Union of Women Teachers

The NASUWT is a trade union representing teachers, including headteachers, throughout the United Kingdom....

.

General Secretaries

1965: Sally Rogers

1967: Beryl Gandy

1969: Geraldine Jones

1970: Penny Yaffe

Source: http://www.nasuwt.org.uk/consum/groups/public/%40recruitmentandevents/documents/nas_download/nasuwt_004110.pdf