Association of American Publishers; Auto-Graphics, Inc.; Baker & Taylor; Big Cozy Books, Inc.; Booklist Publications; Bound to Stay Bound Books; DEMCO, Inc.; ESCO Information Services; Harry Potter Alliance; Junior Library Guild; Mackin Educational Resources; Marion (Michigan Public Library Board); Mason Crest; OverDrive; Perma-Bound; RELX Group; Scholastic Inc.; School Library Journal; Stack Map LLC; The Child’s World, Inc.; Total Boox(3/16/2015)