Penguin Random House recently hosted local booksellers for a luncheon celebrating the essay collection Textbook Amy Krouse Rosenthal (Dutton, on sale August 9) at State Park restaurant in Cambridge, Mass. Pictured: (l.-r., back) Lorna Ruby, Wellesley Books; Sarah Rettger, Porter Square Books; Marilyn Lustig, Wellesley Books; Karl Krueger and Megan Sullivan, PRH sales managers; (front) author Amy Krouse Rosenthal; Alex Meriwether, Harvard Bookstore; Carol Horne, Harvard Bookstore; Christina Anderson, Concord Bookshop.