Blog Archives

Structure and Evolution of Online Social Networks

In this 2010 article, Kumar, Novak, and Tomkins examine the evolution of large online networks. The researchers look at longitudinal friendship networks on Flickr and Yahoo! 360, and examine how they change over time. Instead of taking snapshots of the


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Discussion Questions: Filtering

Filtering How might I build tools to automatically/augmentatively filter and curate my social media environments?  I find it very difficult to get good signal/noise ratio. How much information is too much information? How can data be used to provide more


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Discussion Questions: Authority

Authority What does authority look like in social media? Does long term integrity on social media pay off (w.r.t. authority)? What are the fastest and most effective ways that I might build my authority, influence and trustworthiness online?


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Discussion Questions: Bots

Bots How can we grant applications authority without compromising system security? What strategies can be used to identify ‘ideological bots’ – those spreading misinformation for political & profit purposes? Can social bots, e.g. on Twitter, be trustworthy and authoritative?


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Discussion Questions: Linking Online and Offline

Linking online and offline Who holds communities / networks accountable for their actions? How does credibility on social media benefit individuals in offline spaces? To what extent do findings from social media contexts apply offline? How can we assess the


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Discussion Question: Privacy

Privacy How does privacy relate to the social role one plays in social media? How much info does the NSA have on us?


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Discussion Questions: Reputation

Reputation How or when is it possible to disaffirm a bad reputation? Can anonymity be preserved in online reputation systems?


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Discussion Questions: Research Suggestions

Research suggestions How do “trust”, “reputation”, and “authority” differ in various cultures? Are there conceptual and operational definitions shared between disciplines? Are these definitions “future proof”? What are the privacy issues surrounding trust/authority research? What is the best way to


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Discussion Questions: System Design

System design What are the most effective ways to motivate users to contribute content? Have we converged on a system that’s “as good as it gets”? Can an explicit rating system capture implicit decision making processes? How can systems be


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Discussion Questions: Trust

Trust How do we define distrust? Not just absence of trust? Is online trust accurate – that is, do we trust the trustworthy? Is trust only embedded in a social network? Are the top authors / contributors to social media


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