Betty Friedan is a feminist icon credited with co-founding the National Organization for Women (NOW) in 1966. Her influential book, "The Feminine Mystique," published in 1963, challenged the traditional roles of women in society and sparked the second wave of feminism. Friedan's advocacy focused on women’s rights, reproductive freedom, and equality in the workplace. By promoting awareness of gender discrimination, she contributed significantly to the feminist movement, empowering women to seek their rights and question societal norms. Friedan’s efforts helped shape modern feminism, making her a pivotal figure.