It was a loud and liberating time to be a feminist—the 1970s—as a new generation of women shook up society, questioning and flouting its hierarchies. Who were the trailblazing women in the art world? “Feminisms!” presents 200 works by 73 avant-garde feminists, pieces from Vienna’s Verbund Collection by Cindy Sherman, Helena Almeida, Ana Mendieta, Judy Chicago, Birgit Jürgenssen, Ketty La Rocca, Orlan, Gina Pane, Martha Rosler, Martha Wilson, and more. —E.C.