CHAPTER 2 AT PEARSON - Four years after leaving The Economist to take charge of its parent company, CEO Marjorie Scardino has been making one bold move after another to turn the once-plodding British publisher into a media juggernaut. Sell-offs and fat ad income at the Financial Times fueled acquisitions that have made Pearson the world's No. 1 educational publisher. But with the company cleanup ...