Association of Representatives of Old Pupils Societies

AROPS – The Schools' Alumni Association, formerly the Association of Representatives of Old Pupils Societies, is a United Kingdom-based organisation for representatives of school alumni associations and professional alumni teams. Founded in 1971, the association provides a forum for the exchange of views and experience among alumni organisations connected with independent and state schools in the United Kingdom and overseas.

Source: Wikipedia — Association of Representatives of Old Pupils Societies (CC BY-SA 4.0)