Betty Friedan played a key role in the founding of the National Organization for Women (NOW) in 1966, advocating for women's rights and equality. Her groundbreaking book, "The Feminine Mystique," sparked discussions about the dissatisfaction of women in traditional roles, pushing for social and political reforms. Friedan's activism focused on issues like equal pay and reproductive rights, galvanizing a generation of women to engage in the feminist movement. Her contributions helped to shape modern feminism, emphasizing the need for intersectional approaches to achieving equality and empowerment for all women.