Participation of volunteers and learning opportunities that the project provides for them
Domain
Society
Qualitative/Quantitative
Quantitative
Primary/Secondary data
Secondary data
Source of data
Raw classification files and project backups generated by the Zooniverse platform, as well as web analytics for individual projects, blogs, and Twitter feeds
Time series
No
Unit of measurement (observation)
Absolute values
Unit of analysis
Project
Analytical level (logic model)
Outcome, impact
Links with indicators in other domains
N/A
Data collection method(s)
Review of project documentation; web analytics for individual projects, blogs, and Twitter feeds
Data collection item(s)
Number of volunteers
Project active period
Median volunteer active period
Median classifications per volunteer
Indicator building
Project Appeal (Total number of volunteers who have contributed to the project divided by project active period squared)
Sustained Engagement (Median time interval (in weeks) between a registered user's first and last recorded classification divided by project active period squared)
Public Contribution (Median number of classifications per registered volunteer divided by project active period squared)
Availability of data
Low
Feasibility
Minimal resources required
Comments/caveats
The items listed for the indicator building can be used to derive data collection items in simplistic ways. However, sound implementation would need to draw on scientific research in a number of relevant disciplines.