This document discusses open access resources and copyright. It begins by defining open access and noting that it has evolved over time, with formal definitions provided by initiatives like BOAI. Open access creates debate around copyright in scholarly communication. The document then discusses the purpose of open access in facilitating knowledge development and creativity. It notes issues with traditional subscription models and defines open access routes of gold and green. It also discusses definitions of copyright and licenses like Creative Commons. Overall it aims to balance open access and copyright for sharing knowledge.