Applications that aggregate articles based on what others in one’s social network are reading and reformat them into an attractive magazine and presentation formats are growing in popularity, but they are raising concern among some publishers. The processes build upon the referral and curating functions of colleagues and friends in social networks and reduce the need for users to go to multiple sites for content on their own. Some of the best known social magazines are Flipboard, Newsmix, Currents, and Pulse. Some publishers are starting their own social reading apps, such as New York Times that has a Facebook...