At age 53, Lilian Jackson Braun published her first novel featuring a feline gumshoe. But her fourth was rejected because it didn’t contain sex and violence. She took a break and came back more popular than ever!
P.D. James wrote her first crime novel at age 40 while working for the British home office. Seven more followed before she retired from civil service at 59. She wrote full-time until her death at age 94.