Hachette Book Group is suing music executive Tommy Mottola, seeking to recover a $150,000 advance for a memoir they say he never completed. The deal was announced in late 2010 and the manuscript had been due in 2012. The filing is not publicly available yet, but Page Six says “the publisher claims Mottola reneged on finishing the manuscript by April 2012 — even though Hachette offered twice to extend the deadline.” Forthcoming Following the death of author Umberto Eco, Italian publisher La Nave di Teseo (The Ship of Theseus) will release a collection of magazine essays he wrote for Italian weekly […]