Ellen Cassedy is known for co-founding 9to5, an organization coordinating improved working conditions for office workers.
Cassedy was working as an office worker at Harvard University[1] when she met Karen Nussbaum.
[3] Cassedy wrote series of newspaper articles with Nussbaum that shared ideas from their book, 9 to 5: The Working Woman's Guide to Office Survival.
[8] Cassedy also wrote the one-woman play Beautiful Hills of Brooklyn that was inspired by diaries written by her great-aunt.
[9][10] The play was made into a film with Joanna Merlin playing the lead character, and won awards at multiple film festivals.