Art of Cinema on Instagram: "After discovering that the adaptation was in the works, Saoirse Ronan reached out to Greta Gerwig and told her she decided she would play Jo March. Gerwig was initially hesitant to cast Ronan after having just worked with her on Lady Bird (2017), but after realizing that casting herself was, more or less, a very Jo thing to do, Gerwig sent Ronan an e-mail that said, "Yes, you're Jo." Greta Gerwig was six months pregnant with her first child when filming ended and wen