The Institute of Physics is a UK-based not-for-profit learned society and professional body that works to advance physics education, research and application.
It was founded in 1874 and has a worldwide membership of over 20,000. Wikipedia
President: Sheila Rowan
CEO: Tom Grinyer (Jun 2022–)
Founded: February 14, 1874
Abbreviation: IOP
Headquarters: London, N1; United Kingdom
Membership: 23,000 (2019)