A sign of the times: Berthe Morisot, usually relegated to the realm of “women” Impressionists, gets equal billing with Edouard Manet, the arch modernist described as the “father” of Impressionism in “Manet & Morisot.” The exhibition, now on view at the Cleveland Museum of Art, originated at the Legion of Honor in San Francisco. Morisot, one of few women exhibiting with the Impressionists, has offered fertile ground for feminist art historians looking to diversify art’s histories, but “Manet & Morisot” goes further—claiming that Morisot did not just exist within a circle of famous men, but actually influenced the direction of modern painting. This isn’t the first show to put Manet—who refused to exhibit with the Impressionists in his lifetime and thus secured himself a reputation as a singular figure of modernity—in dialogue with a fellow artist. Most recently, the Met’s “Manet/Degas” (2023) explored his often-contentious dialogue with Edgar Degas.…