Soroptimist International (SI) was founded in 1921 as a global volunteer service for women with almost 66,000 members in 118 countries worldwide. Soroptimist International also offers Associate Membership and E-Clubs.

Ernestine Evans Mills was an English metalworker and enameller who became known as an artist, writer and suffragette. She was the author of The Domestic Problem, Past, Present, and Future (1925). Three pieces of jewellery that Mills created for the suffragettes are in the Museum of London.