Adrienne LaFrance at The Atlantic:
There are plenty of adults who use the social photo-sharing platform, but deleting photos that aren’t well-liked enough is a distinct behavior among teens who use the site, according to researchers at Penn State University.
“Teens want to be very popular so they’re very conscious of the likes they’re getting,” says Dongwon Lee, an associate professor in the school’s College of Information Sciences and Technology. He and his colleagues have published several papers about how social media behaviors vary by age, and his research focuses more broadly on like-mediated interactions in social environments.