The MTA is the voice of 110,000 teachers, faculty, professional staff and education support professionals working at public s ... chools, colleges and universities across Massachusetts. Mission The Massachusetts Teachers Association is a member-driven organization, governed by democratic principles, that accepts and supports the interdependence of professionals and unionism. The MTA promotes the use of its members' collective powers to advance their professional and economic interests. The MTA is committed to human and civil rights and advocates for quality public education in an environment in which lifelong learning and innovation flourish. Description The MTA is a union, dedicated to improving the workplace and the quality of life for all education employees and to protecting their hard-won rights. Equally important, we are an association of highly qualified professionals, committed to establishing and maintaining optimal conditions for student learning from preschool through graduate school. read more