Social media in the 21st century: perspectives, influences and effects on well-being
In: Media and communications - technologies, policies and challenges
In: Media and Communications - Technologies, Policies and Challenges Ser.
Intro -- Contents -- Preface -- Chapter 1 -- Influencers and Activists: Political Performances in an Increasingly Online World -- Abstract -- Introduction -- Instagram -- Digital Activism -- Political Performance -- Platforms and Politics -- The Political Potential of Instagram -- Influencers and Activism -- Methods -- Data -- A Note on Ethics -- Case 1: The Women's March -- Case 2: The Reproductive Justice Movement -- Content Analyses with an Exploratory Sample -- Quantitative Analysis for Case 1 -- Findings -- Currating Activism -- Case 1: Doing the Unexpected -- Case 2: Are Organizations Influencers? -- Discussion -- Conclusion -- References -- Biographical Sketch -- Chapter 2 -- Social Comparison on Facebook and Its Effect on an Individual's Well-Being -- Abstract -- Introduction -- The Social Comparison Theory -- Upward and Downward Comparison -- New Perspectives on Social Comparison -- Social Comparison on Social Network Sites -- Social Comparison and the Way of Use SNSs -- Personality and Social Comparison Processes on Facebook -- Consequences of Online Social Comparison -- Conclusion -- References -- Biographical Sketches -- Chapter 3 -- The Influence of Instagram upon Millennials' Purchase Intention: Celebrity Endorsement and Image Posts -- Abstract -- Introduction -- Literature Review -- Instagram -- Millennials -- User Generated Content (UGC) -- Visual Cues - Colour -- Celebrity Endorsement -- Endorser Attractiveness -- Visual Attractiveness -- Purchase Intention -- Methodology -- Discussion -- Conclusion -- References -- Chapter 4 -- Social Semiotic Aspect of Instagram Social Networks -- Abstract -- Introduction -- Instagram Communication Model -- The Typical Semiotic Communication Model -- Instagram's Semiotic Communication Model -- Instagram as Visual/Pictorial Social Network -- Social Semiotic Model of Instagram Environment.