Unit sales of print books rose 2.7% for the week ended Oct. 16, 2021, over the comparable week in 2020, at outlets that report to NPD BookScan. For the first time in a number of weeks, sales in adult nonfiction increased over 2020, albeit by only 0.4%. Six of the top 10 adult nonfiction books were new. To Rescue the Republic by Brett Baier was #2 in the category, selling more than 29,000 copies, followed by Ron Howard’s memoir, The Boys, which sold more than 21,000 copies. Misha Collins’s book of poems, Some Things I Still Can’t Tell You, sold more than 20,000 copies, putting it in fifth place on the category list, followed by The Forever Dog by Rodney Habib, which sold just under 20,000 copies, and Midnight in Washington by Adam Schiff, which sold more than 17,000 copies. Adult fiction sales rose 18.2% over the week ended Oct. 17, 2020, led by State of Terror by Louise Penny and Hillary Clinton, which sold more than 61,000 copies in its first week. Juvenile fiction sales increased 3.6% in the week, with The Christmas Pig by J.K. Rowling heading the category list, selling more than 37,000 copies in its first week. The YA category had a good week, with unit sales up 30.9%. Aristotle and Dante Dive into the Waters of the World by Benjamin Alire Saenz was the #1 title in YA, selling more than 13,000 copies in its first week.