Sen. Ron Wyden (D-Ore.) and Rep. Anna Eshoo (D-Calif.) sent letters to the publishers, Penguin Random House, Hachette, HarperCollins, Simon & Schuster and Macmillan, on Thursday asking for detailed responses about the contracts and any restrictions on deals made with libraries for e-book licensing. Source: Wyden, Eshoo press publishers over library e-book contracts