presentation given at the first meetup on Big Data and Ethics given at DigitYser Brussels. Find more about this event on our blog at www.intotheminds.com/blog/en

1. Deceiving
Data Visualization
How to
screw it up
in the end

2. Deceiving Data Visualization How to screw it up in the end
Hi, I’m Leenke
Data Journalism
graduate
Analyst & Designer
at Foursevens
Graphic Design
graduate
1 2 3

3. Deceiving Data Visualization How to screw it up in the end
Customer centric
If you’re a company that delivers food,
then all you need is an address
The Foursevens mindset

4. Deceiving Data Visualization How to screw it up in the end
Pitfalls
in Design
Moral
values
Transparency
Literacy
of the audience

5. Deceiving Data Visualization How to screw it up in the end
From data to wisdom through data visualization
Information KnowledgeData
1 2 3
Wisdom
4

6. Deceiving Data Visualization How to screw it up in the end
Seeing is believing

7. Deceiving Data Visualization How to screw it up in the end
Pitfalls in Design

8. Deceiving Data Visualization How to screw it up in the end
Pitfalls
in Design
Truncated Axis

9. Deceiving Data Visualization How to screw it up in the end
Bron: https://flowingdata.com/2017/02/09/how-to-spot-visualization-lies

10. Deceiving Data Visualization How to screw it up in the end
Pitfalls
in Design
Truncated Axis
Wrong numbers and sums

11. Deceiving Data Visualization How to screw it up in the end
Bron: https://twitter.com/de_NVA

12. Deceiving Data Visualization How to screw it up in the end
Bron: https://twitter.com/verbeke_t

13. Deceiving Data Visualization How to screw it up in the end
Bron: https://twitter.com/openvld

14. Deceiving Data Visualization How to screw it up in the end

15. Deceiving Data Visualization How to screw it up in the end
Pitfalls
in Design
Truncated Axis
Wrong numbers and sums
Comparing Area Sizes

16. Deceiving Data Visualization How to screw it up in the end
3 12 3 12

17. Deceiving Data Visualization How to screw it up in the end
Pitfalls
in Design
Truncated Axis
Wrong numbers and sums
Comparing Area Sizes
Limited Scope

18. Deceiving Data Visualization How to screw it up in the end
Bron: https://twitter.com/openvld

19. Deceiving Data Visualization How to screw it up in the end
Moral Values

20. Deceiving Data Visualization How to screw it up in the end
Moral
Values
Proving your point

21. Deceiving Data Visualization How to screw it up in the end
Bron: https://visualisingadvocacy.org/blog/disinformation-visualization-how-lie-datavis

22. Deceiving Data Visualization How to screw it up in the end
Moral
Values
Proving your point
Oversimplification

23. Deceiving Data Visualization How to screw it up in the end
Bron: Het Nieuwsblad Weekend 14/03/2015

24. Deceiving Data Visualization How to screw it up in the end
Transparency

25. Deceiving Data Visualization How to screw it up in the end
Transparency Communicating
uncertainty

26. Deceiving Data Visualization How to screw it up in the end
Bron: http://rocknpoll.graphics/

27. Deceiving Data Visualization How to screw it up in the end
Transparency Communicating
uncertainty
Sharing datasets

28. Deceiving Data Visualization How to screw it up in the end
Bron: https://twitter.com/de_NVA

29. Deceiving Data Visualization How to screw it up in the end
Literacy of the
Audience

30. Deceiving Data Visualization How to screw it up in the end
Literacy of
the audience
Know your audience

31. Deceiving Data Visualization How to screw it up in the end
Literacy of
the audience
Know your audience
Communicate your method

32. Deceiving Data Visualization How to screw it up in the end
How Deceptive are Deceptive Visualizations?
How to lie with Data Visualization
How to spot Data Visualization lies
How to ethically communicate data in a visual manner
Talking visualization literacy
Sources & Further reading
Thanks