Chapter 1 Sentiment Analysis in Social Media

Chapter 2 Emotion Analysis on Social Media: Natural Language Processing Approaches and Applications

Chapter 4 Collective Emotions Online

Chapter 5 Evaluation of Media-Based Social Interactions: Linking Collective Actions to Media Types, Applications, and Devices in Social Networks

Chapter 6 The Studies of Blogs and Online Communities: From Information to Knowledge and Action

Chapter 7 Using Contemporary Collective Action to Understand the Use of Computer-Mediated Communication in Virtual Citizen Science

Chapter 8 Socially Networked Citizen Science and the Crowd-Sourcing of Pro-Environmental Collective Actions

Chapter 9 The Spanish “Indignados” Movement: Time Dynamics, Geographical Distribution, and Recruitment Mechanisms

Chapter 10 The Strength of Tweet Ties

Chapter 11 The Arab Spring in North Africa: Still Winter in Morocco?

Chapter 12 Online and Offline Advocacy for American Hijabis: Organizational and Organic Tactical Configurations