I had always dreamed of a job that engaged in some aspect of the business of books. Although I was writing novels and taking on freelance work—for a time I became the queen of the 800-word feature story for a couple of international newspapers, accepting any assignment that came along, from writing about children’s birthday parties to the black market economy in India—I had not had a steady paycheck since my twenties.

Virginia Grohl managed to raise the Foo Fighters founder and former Nirvana drummer Dave Grohl—a guy who also happens to be kind and stable and who doesn’t hate her. In a new book, she’s asking other music-industry moms how they did the same thing.

The opening scene is perfection. We meet the eponymous heroine of Diane Johnson’s latest novel, “Lorna Mott Comes Home,” as she rides in the back of a taxi, en route to the train station in Lyon.