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Mapping the news 2012


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An overview of how geographic information systems work and how data journalists are using them to tell better stories in print and on the web. For the 2012 NICAR conference in St. Louis.

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Mapping the news 2012

  1. 1. Mapping the news David Herzog | Missouri School of Journalism | NICAR
  2. 2. Why map data? <ul><li>Extends computer-assisted reporting </li></ul><ul><li>Uncovers new knowledge </li></ul><ul><li>People “get” maps </li></ul><ul><li>Source of graphics and interactive Web features </li></ul>
  3. 3. The context: Where mapping fits <ul><li>Extension of data journalism </li></ul><ul><ul><li>Spreadsheet </li></ul></ul><ul><ul><li>Database manager </li></ul></ul><ul><ul><li>Statistical software </li></ul></ul><ul><ul><li>Geographic information systems (GIS) </li></ul></ul><ul><li>Two dimensional data </li></ul>
  4. 4. GIS: Think database with geography
  5. 5. Layering
  6. 6. Geocoding: Street addresses to points
  7. 7. Displaying LAT-LONG data
  8. 8. Turning data into symbols
  9. 9. Turning data into symbols
  10. 10. Selecting by attribute
  11. 11. Selecting by location
  12. 12. Joining data spatially
  13. 13. Spatial data processing
  14. 14. Buffering
  15. 15. Merging Copyright ESRI
  16. 16. Clipping Copyright ESRI
  17. 17. Dissolving Copyright ESRI
  18. 18. Intersecting Copyright ESRI
  19. 19. Union Copyright ESRI
  20. 20. Bailed out banks profit from tax liens
  21. 21. A roof over our heads
  22. 22. Asthma ghettos
  23. 23. Race disparity in traffic stops
  24. 24. Ontario distracted driving convictions
  25. 25. Population grows around nuke plants
  26. 26. Telling demographic stories
  27. 27. Soooo….what’s the catch? <ul><li>GI$ programs demand an investment </li></ul><ul><ul><li>Money and time </li></ul></ul><ul><ul><li>Time </li></ul></ul>
  28. 28. GIS options <ul><li>Commercial </li></ul><ul><ul><li>ESRI ArcGIS 10 for Desktop Basic (Win.) </li></ul></ul><ul><ul><li>Caliper Maptitude (Win.) </li></ul></ul><ul><ul><li>Cartographica (Mac) </li></ul></ul><ul><li>Open-Source options </li></ul><ul><ul><li>Quantum GIS a.k.a. qGIS (Win./Mac/Linux) </li></ul></ul><ul><ul><li>PostgreSQL + PostGIS (Win./Mac/Linux) </li></ul></ul><ul><li>Software as a service </li></ul><ul><ul><li>Geocommons </li></ul></ul>
  29. 29. Resources for learning <ul><li>Hands-on classes at #NICAR12 </li></ul><ul><ul><li>ArcGIS </li></ul></ul><ul><ul><li>qGIS </li></ul></ul><ul><li>IRE & NICAR mapping mini-boot camps </li></ul><ul><li>Mapping for stories IRE beat book </li></ul><ul><li>ESRI online training </li></ul>
  30. 30. Contact info and bookmarks <ul><li>David Herzog </li></ul><ul><ul><li>[email_address] </li></ul></ul><ul><ul><li>@DavidHerzog on Twitter </li></ul></ul><ul><li> </li></ul>