MESP membership demonstrates a commitment to work with colleagues to strengthen our profession to ensure the success of every student. Your involvement gives you access to benefits, valuable resources, professional development opportunities, and the power to make positive changes. MESP we stand united to protect, defend and promte the rights of members. our joint enrollment in local, state, and national affiliates is a clear demonstration of your commitment to the overall success of our school system. As a merged state, we were brought into alliance with both the National Education Association and the American Federation of Teachers – greatly expanding the tangible benefits available to our members.