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Truth as a moving target: data journalism can ruin your name?

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Swiss radio- and tv station SRF asked me: can you ruin your name with data journalism? In this 3th keynote I try to give an answer what's worse than bad data journalism.

Swiss radio- and tv station SRF asked me: can you ruin your name with data journalism? In this 3th keynote I try to give an answer what's worse than bad data journalism.


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  • 1. Truth as a moving target Henk van Ess @henkvaness Tuesday, July 2, 13
  • 2. Data Do and Don’ts - Henk van Ess SRF asked me: How do you ruin your name in data journalism? Tuesday, July 2, 13
  • 3. Tuesday, July 2, 13
  • 4. Today Tuesday, July 2, 13
  • 5. Today 1. Bad data journalism: Tuesday, July 2, 13
  • 6. Today 1. Bad data journalism: a. false visualisation Tuesday, July 2, 13
  • 7. Today 1. Bad data journalism: a. false visualisation b. without a story Tuesday, July 2, 13
  • 8. Today 1. Bad data journalism: a. false visualisation b. without a story c. data out of context Tuesday, July 2, 13
  • 9. Today 1. Bad data journalism: a. false visualisation b. without a story c. data out of context 2. What’s worse than bad DJ.... Tuesday, July 2, 13
  • 10. Data Do and Don’ts - Henk van Ess 1.‘Bad’ data journalism Tuesday, July 2, 13
  • 11. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 12. A. Datajournalism with false visualisation Tuesday, July 2, 13
  • 13. Data Do and Don’ts - Henk van Ess Our world Mercator Projection Tuesday, July 2, 13
  • 14. Data Do and Don’ts - Henk van Ess Probably our real world Gall–Peters projection Tuesday, July 2, 13
  • 15. Data Do and Don’ts - Henk van Ess Lesson There is no absolute truth So be transparent. Tuesday, July 2, 13
  • 16. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 17. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 18. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 19. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 20. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 21. B. Datajournalism without a story Tuesday, July 2, 13
  • 22. Tuesday, July 2, 13
  • 23. Tuesday, July 2, 13
  • 24. http://twitter.github.io/interactive/andes/ Tuesday, July 2, 13
  • 25. Data Do and Don’ts - Henk van Ess Lesson Data journalism is a way to make a story; it’s not the story itself Tuesday, July 2, 13
  • 26. C. Data out of context Tuesday, July 2, 13
  • 27. Data Do and Don’ts - Henk van Ess Mein Gott! Fake data Eating Swiss cheese increases risk of stomach cancer with 50% Tuesday, July 2, 13
  • 28. Data Do and Don’ts - Henk van Ess How bad is that? Tuesday, July 2, 13
  • 29. Only 6 out of 100 people develop this cancer. CONCEIVED BY Edward Fidgeon-Kavanagh IS THIS SIGNIFICANT? Tuesday, July 2, 13
  • 30. Data Do and Don’ts - Henk van Ess What does a 50% increase mean? Tuesday, July 2, 13
  • 31. An increase of 50% means this: Tuesday, July 2, 13
  • 32. Data Do and Don’ts - Henk van Ess Why bother? Tuesday, July 2, 13
  • 33. Data Do and Don’ts - Henk van Ess SO: Fake data Eating Swiss cheese increases risk of stomach cancer with 50% Tuesday, July 2, 13
  • 34. Data Do and Don’ts - Henk van Ess Is the same as: Fake data 3 extra people out of 100 Tuesday, July 2, 13
  • 35. Data Do and Don’ts - Henk van Ess Lesson Learn about statistics. Tuesday, July 2, 13
  • 36. Data Do and Don’ts - Henk van Ess My three favorite statistic books Tuesday, July 2, 13
  • 37. Data Do and Don’ts - Henk van Ess http://interactivetimeline.com/1413/datajournalism/ Tuesday, July 2, 13
  • 38. Data Do and Don’ts - Henk van Ess 2.What’s worse than bad data journalism? Tuesday, July 2, 13
  • 39. Data Do and Don’ts - Henk van Ess This is not a quote of Goethe so you shouldn’t fall asleep now 2.WORSE THAN BAD DJ Tuesday, July 2, 13
  • 40. Data Do and Don’ts - Henk van Ess Elderly home in Hamburg Tuesday, July 2, 13
  • 41. Data Do and Don’ts - Henk van Ess 3 extra people out of 100 Tuesday, July 2, 13
  • 42. No story, right? Number of accidents dropped.Yawn! Tuesday, July 2, 13
  • 43. Tuesday, July 2, 13
  • 44. Back story The home never publicized statistics before and waited till the moment things went well Tuesday, July 2, 13
  • 45. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 46. Percentage of accidents: 15% in both years Tuesday, July 2, 13
  • 47. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 48. 0.15 versus 0.06 Tuesday, July 2, 13
  • 49. DATA NEEDS HUMANS Tuesday, July 2, 13
  • 50. DATA NEEDS YOU Tuesday, July 2, 13
  • 51. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 52. Tuesday, July 2, 13
  • 53. CanYou Imagine more missing & relevant data? Tuesday, July 2, 13
  • 54. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 55. Tuesday, July 2, 13
  • 56. Data Do and Don’ts - Henk van Ess Tuesday, July 2, 13
  • 57. Tuesday, July 2, 13
  • 58. What is the best story? Depends on your target group. Tuesday, July 2, 13
  • 59. Data Do and Don’ts - Henk van Ess Back to the question? How do you ruin your name? By NOT doing data journalism Tuesday, July 2, 13
  • 60. Data Do and Don’ts - Henk van Ess By publishing this.... Tuesday, July 2, 13
  • 61. DANKE @henkvaness http://www.slideshare.net/searchbistro Tuesday, July 2, 13