Learn More
Happiness and other emotions spread between people in direct contact, but it is unclear whether massive online social networks also contribute to this spread. Here, we elaborate a novel method for measuring the contagion of emotional expression. With data from millions of Facebook users, we show that rainfall directly influences the emotional content of(More)
The modular organization of networks of individual neurons interwoven through synapses has not been fully explored due to the incredible complexity of the connectivity architecture. Here we use the modularity-based community detection method for directed, weighted networks to examine hierarchically organized modules in the complete wiring diagram(More)
Cognitive scientists, behavior geneticists, and political scientists have identified several ways in which emotions influence political attitudes, and psychologists have shown that emotion regulation can have an important causal effect on physiology, cognition, and subjective experience. However, no work to date explores the possibility that emotion(More)
1 Department of Political Science, University of California, San Diego, CA 92093, USA. 2 Mechanical Engineering Research Institute and Division of Web Science and Technology, KAIST, Daehak-ro, Dajeon 305-701, Korea. 3 School of Economics and Trade, Kyungpook National University, 1370 Sankyuk-dong, Buk-gu, Daegu 702-701, Korea. 4 Department of Political(More)
For decades, scholars of various disciplines have been fretted over strategic interactions, presenting theoretical insights and empirical observations. Despite the central role played by strategic interactions in creating values in the Internet environment, our ability to understand them scientifically and to manage them in practice has remained limited.(More)
Social network services (SNSs) are now the primary advertising medium in terms of both reach and engagement. For both businesses and the SNS providers, it is crucial to find advertising methods that users perceive to be valuable. In this paper, we provide an empirical evidence for the role of different advertising methods on SNSs (i.e. earned vs. paid) on(More)
  • 1