Facebook Representation (IMAGE) University of New Mexico Caption A graphical representation of a swath of Facebook users illustrates the distributed nature of this research. The nodes represent Facebook accounts and connections represent friendships. Credit Isaac Klickstein Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.