This definition appears somewhat frequently
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Samples in periodicals archive:
The MA also runs a professional development scheme, with mentoring and regular training events. "AMA" denotes an Associate of the Museums Association.  "FMA" denotes a Fellow of the Museums Association.
The Associateship of the Museums Association is a level of membership of the Museums Association and a professional development award. Through structured professional development and with the support of a mentor, it will help you to take responsibility for your development, develop job skills and the core competences needed for a successful career in museums and achieve your career aspirations.