1. Creative Commons
• Nonprofit corporation
• Consistent with copyright rules
• Free licences & other legal tools
• Freedom to decide for others to:
• Share
• Remix
• Use commercially or not
(source: Creative Commons).
Marcel Duchamp (1919)
La Gioconda with a Moustache

2. Attribution
• Others can copy, distribute, display, and perform your
work — and derivative works based upon it — but only
if they give credit the way you request.
Share Alike
• Others can distribute derivative works only under a
license identical to the license that governs your work.
Noncommercial
• Others can copy, distribute, display and perform your
work but for noncommercial purposes only.
No Derivative Works
• Others can copy, distribute, display, and perform only
verbatim copies of your work, not derivative works.