WHAT:
Open Educational Resources (OERs) "are textbooks, learning objects, and other educational materials that are open: they are free to access with few or no limitations on remixing, modifying, and sharing them."
WHY:
OERs "clearly state how the author wants you to use them and gives you the right to freely copy, modify, adapt, and build upon them for your desired use."
HOW:
WHO: Educators, students, librarians, and others.