The Law Society is the «independent professional body for solicitors» which offers support and representation to solicitors whilst promoting them within the legal profession. (thelawyerportal.com)
There are many specific mechanisms for this including: being appointed (rather than elected), appointments are for life, judges do not report to a political body (such as a legislature or executive department), and an independent professional body (typically a bar association). (politics.stackexchange.com)
The Chartered Institution of Water and Environmental Management is an independent professional body & charity, working for a clean, green and sustainable world. (blog.feedspot.com)