National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

How many Americans show up in public life – and in what ways? We looked across a range of behaviors from civic involvement to religious attendance and found that rather than falling along a single ...

Once peer review is completed and the editor is satisfied that any concerns raised by the reviewers have been suitably addressed, the paper is accepted ‘in principle’ (AIP). The editor will send ...