Katherine M. Marino, Assistant Professor of History at the University of California, Los Angeles, discusses the contributions of Latin American and Caribbean women in the 20th century who championed feminism and played a key role in defining international human rights. Topics include their advocacy for recognizing women's biological role in human rights, US feminists' support in Latin America, the emergence and impact of popular front pan American feminism, the struggle for women's rights in the framework of human rights, and Latin American women's impact on the international human rights movement.