Is sixty the new forty?

Although I’m encouraged by all the young readers and writers I meet on Goodreads (“young” is a relative term, of course), fiction writers shouldn’t ignore baby boomers and older readers.  People are living longer, and older people are more likely to be avid readers because they’re less likely to be distracted by streaming video, social media, video games, and so forth. Normal seventy-year-olds aren’t fanatical Twitter users either in general, with certain infamous exceptions.

I’ve already wri...