Images are protected by copyright, which provides rights to the creators.
- Fair use: this provides some rights to the users, although the work is copyrighted. It is determined by four factors:
- Purpose & character of use (eg commercial v educational)
- Nature of copyrighted work
- Amount or percentage of the work to be used
- Effect of the use on the market value for the work
- Public domain: works which are free for all - copyright does not apply
- Copyright laws have time limits, after which the works pass into the public domain
- Creators can opt to have their work be in the public domain (waive their rights to copyright)
Terms of use & license agreements are set by the creators of images & supersede fair use
Creative Commons - nonprofit organization. Below are some standard license elements CC created
- Attribution (BY) - You must cite the creator
- NonCommercial (NC) - You cannot profit by using the work
- No derivatives (ND) - You cannot make any changes to the work
- Share alike (SA) - You can make changes, but then you must provide the same license to the new work you created