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Mapping the movement of active guardians in time and place

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Mapping the movement of active guardians in time and place

Reka Solymosi

@r_solymosi

reka.solymosi@manchester.ac.uk

(2)

The premise

Crowdsourced data (through web/apps) can represent the presence of people actively

monitoring their environments, potentially acting as capable intervening guardians.

(3)
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Harnessing information and skills from large crowds into one collaborative

project.

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Eric Fischer

https://www.flickr.com/photos/walkingsf/4671589629/in/photostream/

(9)

Eric Fischer

https://www.flickr.com/photos/walkingsf/4671589629/in/photostream/

(10)

Measure of ambient population

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What are people doing when they

are generating these data?

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“…over flowing

rubbish, street

drinkers, litter

in the street

and rats.”

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Why guardianship?

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Reynald, D. M. (2009). Guardianship in action: Developing a new tool for measurement.

C i P ti d C it S f t 11(1) 1 20 Crowdsourced data

as ambient population

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Question: Are people reporting on

neighbourhood-monitoring apps active

guardians?

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Top 1%

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Top 0.1%

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Top 1% number of categories

Min. Median Mean Max.

1* 6 5.751 15

*n = 21, prop = 4%

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Super contributors are local

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Do the FMS active guardians have a

preventative effect on burglary?

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Willingness to intervene

FMS

Ambient population

Burglary

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Conclusions

• Can crowdsourced environment monitoring data represent movement of active guardians?

– Maybe…

• Biases to be considered

• Repeat study with more granular crime data

• In-depth exploration of super-guardian behaviour

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Thank you!

Questions / comments?

@r_solymosi

reka.solymosi@manchester.ac.uk

References

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