Anthony Chirico

"The sales velocity for ‘Fifty Shades of Grey’ is unprecedented, with reader demand still growing," Anthony Chirico, the president of the Knopf Doubleday Publishing Group, said in a statement. "As we head into the heart of the summer reading season, sales are likely to continue exceeding even our most optimistic forecasts." The erotic novels were released by Vintage Books, part of the Knopf Doubleday Publishing Group, beginning in March in e-book format and in April in trade paperback. They were originally published by a small independent press in Australia and difficult to find in paperback form in the United