AdvertisementTikTok is driving book sales. Here are some titles #BookTok recommendsUpdated December 31, 2021Jim ZarrolifacebookEmailPeople are buying a lot more books these days, in part because the pandemic has trapped everyone indoors with little to do. But among younger readers, another factor is driving sales up: The social-media site TikTok, where users post short videos they create themselves. (Michele Abercrombie/NPR)This article was originally published on December 26, 2021.