Lewis had responsibility for the publication of the Wall Street Journal, America's largest newspaper by paid circulation; Factiva, the business information and research tool; Barron's, the weekly magazine and Dow Jones Financial News and Newswires.
Lewis was in charge of publishing The Wall Street Journal, the most widely circulated newspaper in the United States; Factiva, a business intelligence platform; Barron's, a weekly publication; and Dow Jones Financial News and Newswires.