Olivier Rovellotti discusses the limitations of 'crowdsourcing' in scientific research, particularly in the context of citizen science. He emphasizes the complexities involved, highlighting both the potential benefits and the challenges associated with data collection from non-professionals. The document suggests a critical view on the effectiveness of crowdsourcing as a solution in scientific endeavors.

1. Olivier Rovellotti, Natural Solutions, France
Why « Crowdsourcing » is not magicing ...

3. 4 Dimensions
When What
WhereWho

4. L’Observation
Hier, Mathieu a vue un Flamant en Camargue
When
Who What
Where
How
Why

5. http://imgs.xkcd.com/comics/desert_island.png
Data utilisable
Poor me !

6. Crowdsourcing ?

7. Utilisateurs:
10 000
100
Science
Citizen Science

8. Complexité:
Juste 2 ?
8000
Espèces

9. Complexity
Numbers
Good:

10. Complexity
Numbers
Bad:

11. Complexity
Numbers
Ugly:

12. Science
Citizen Science