Intro to Social Network AnalysisSession

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Introduction to social network analysis session at the 2012 CETIS conference

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Intro to Social Network AnalysisSession

  1. 1. Social Network Analysis #cetis12 23 February 2012
  2. 2. What is SNA? <ul><li>“ An adaptation for various mathematical ideas and techniques which allow us to: </li></ul><ul><li>handle, store and map relational data </li></ul><ul><li>define and measure relational (network) properties </li></ul><ul><li>identify distinctive configurations within various maps/visualisations” </li></ul>Nick Crossley, Cathy Marsh Centre,for Census and Survey Research, Uni of Manchester (http://www.ccsr.ac.uk/courses/socialnetwork/ )
  3. 3. SNA Principles <ul><li>3 levels: </li></ul><ul><li>the node </li></ul><ul><li>the whole </li></ul><ul><li>sub set of nodes within the whole start to see connections - and measures of centrality etc </li></ul>
  4. 4. What is SNA cont. <ul><li>intro Prof Mike Everett, Uni of Manchester </li></ul><ul><li>http://www.methods.manchester.ac.uk/methods/sna/ </li></ul><ul><li>Video: Noshir Contractor </li></ul><ul><li>http://nosh.northwestern.edu/ </li></ul>
  5. 5. Pretty pictures
  6. 6. Betweenness centrality
  7. 7. Creating and Understanding the pictures <ul><li>Academic way </li></ul><ul><li>Just in time, just enough? </li></ul>
  8. 8. &quot;It feels interesting but is it useful” <ul><li>More than liking pretty pictures </li></ul><ul><li>Makes explicit existing connections </li></ul><ul><li>Makes explicit gaps in communities/connections </li></ul><ul><li>Improving our understanding of our network connections </li></ul><ul><li>But . . . </li></ul>
  9. 9. Issues <ul><li>Skills/literacy issues around models and tools </li></ul><ul><li>Context and ambiguity </li></ul><ul><li>Objective and subjective assumptions </li></ul><ul><li>Conversation starters </li></ul><ul><li>Data sources, quality issues </li></ul><ul><li>Ethics </li></ul><ul><li>Is “just enough” good enough? </li></ul>
  10. 10. <ul><li>And now the interesting stuff . . . </li></ul>

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