Karen Kosztolnyik will join Gallery Books as executive editor on September 19, reporting to Jen Bergstrom. She has been at Grand Central for the past 10 years. Lauren Wein will join Houghton Mifflin Harcourt as senior editor, in their New York office, starting October 3. She has been at Grove/Atlantic. Pamela Cannon has been promoted to executive editor, a full-time position, at Ballantine Bantam Dell (where she has been an editor-at-large). Shannon O’Connor has joined the American Booksellers Association as manager of the ABC Children’s Group. Previously she has worked as children’s book buyer at the Doylestown Bookshop. Starbucks and iTunes recently relaunched […]