Foreign reporters and the risks they run By Jean-francois Julliard, Jean-Francois Julliard is secretary-general of Reporters Without Borders, a Paris-based media advocacy group.
Wal-Mart and healthcare By Nelson Lichtenstein, Nelson Lichtenstein, a professor of history at UC Santa Barbara, is the author of "The Retail Revolution: How Wal-Mart Created a Brave New World of Business."