Growing Closer on Facebook: Changes in Tie Strength Through Social Network Site Use Moira Burke Robert Kraut Facebook Human-Computer Interaction Institute
[email protected] Carnegie Mellon University
[email protected] ABSTRACT strength can be inferred from site use [14,24]. But whether Scientists debate whether people grow closer to their these sites simply reflect relationships maintained through friends through social networking sites like Facebook, other channels, displace more meaningful interactions, or whether those sites displace more meaningful interaction, or enhance relationships is an open question. whether they simply reflect existing ties. Combining server log analysis and longitudinal surveys of 3,649 Facebook The present study examines the connection between users reporting on relationships with 26,134 friends, we Facebook use and changes in relationship strength. It find that communication on the site is associated with examines how the frequency of phone, email, and face-to- changes in reported relationship closeness, over and above face conversations and different styles of Facebook effects attributable to their face-to-face, phone, and email communication for 26,134 pairs of friends predict changes contact. Tie strength increases with both one-on-one in self-reported relationship strength month-to-month. communication, such as posts, comments, and messages, People grow closer the more they communicate on and through reading friends’ broadcasted content, such as Facebook, over and above communication via other status updates and photos. The effect is greater for channels. Exchanging substantive messages and comments composed pieces, such as comments, posts, and messages with friends on Facebook and reading friends’ news are than for “one-click” actions such as “likes.” Facebook has a associated with increases in tie strength, while exchanging greater impact on non-family relationships and ties who do less content-filled, “one-click” communicative acts, such as not frequently communicate via other channels.