“Open licensing does not replace copyright. Open licenses work with copyright to promote shared use.” (Open Licenses (2021). In Community College Consortium for OER, https://www.cccoer.org/learn/open-licensing, “Open Licenses”)
Creative Commons licenses are good examples of open licenses.
Under the Fair Use Doctrine, small portions of copyrighted works may be used without permission for teaching or research purposes as well as for news information or reporting, criticism, or comment:
The four factors of Fair Use should be applied to determine if the use of a copyrighted work would be considered fair.
Citations must still be used.
The TEACH Act allows the educational use of copyrighted material in distance learning, with some limitations.