Editing PSA (section)

=== Specific to large English-speaking countries ===
* Australia: 
** [[Pharmaceutical Society of Australia]]
** [[Public Schools Association]], Perth
** [[Public Service Association of NSW]], a trade union
** [[The Salvation Army, Parramatta]]
* United Kingdom:
** [[Phone-paid Services Authority]]
** [[Political Studies Association]], for academics
** [[Professional Standards Authority for Health and Social Care]]
** [[Property Services Agency]], former government agency
* United States:
** [[Partnership for a Secure America]]
** [[Photographic Society of America]]
** [[Pi Sigma Alpha]], college honor society for political science
** [[Poultry Science Association]]