Catherine Shipe East was a U.S. government researcher and feminist referred to as "the midwife to the women's movement". She was a powerful force behind the founding of the National Organization for Women (NOW) and held several influential federal government positions throughout her career.

The National Organization for Women (NOW) is an American feminist organization. Founded in 1966, it is legally a 501(c)(4) social welfare organization. The organization consists of 550 chapters in all 50 U.S. states and in Washington, D.C. It is the largest feminist organization in the United States with around 500,000 members. NOW is regarded as one of the main liberal feminist organizations in the US, and primarily lobbies for gender equality within the existing political system. NOW campaigns for constitutional equality, economic justice, reproductive rights, LGBTQIA+ rights and racial justice, and against violence against women.