Last year’s publication of Harper Lee’s Go Set A Watchman meant big business not just for HarperCollins but also for Grand Central, which has licensed the mass market paperback rights for To Kill A Mockingbird for many years. According to Nielsen Bookscan, that mass market edition of TKAM sold almost 567,000 units in 2015 (and since 2001, the service has tracked sales of approximately 4.924 million units of that edition). That license is about to expire and will not be renewed, according to an email from Hachette Book Group to retailers seen and reported on by the New Republic. A […]