By Olivia B. Waxman November 22, 2024 5:11 PM EST T he film Joy , out on Netflix Nov. 22, follows what went into the landmark development of in-vitro fertilization , with a focus on one woman who helped pioneer the treatment. Joy is at once about IVF as it is about Jean Purdy (Thomasin McKenzie), a nurse who was part of the team that facilitated the birth of Louise Brown , the first “test tube” baby, along with the physiologist Robert Edwards (James Norton) and Patrick Steptoe (Bill Nighy), a