Description: 2021 Oklahoma OER Summit: Heather Wilburn, Jamie Holmes, Jennifer Brummett (Tulsa Community College) share lessons learned while creating an open philosophy anthology using original texts from various openly licensed or public domain sources. Attendees can expect to hear solutions developed to overcome various challenges, ideas for inviting different voices into the book, and ways to integrate a variety of formative learning objects, multimedia, and the social annotation tool, Hypothesis, including an opportunity to set up and practice using their own Hypothesis account.