OER Knowledge CloudJournal ArticleJohnson, AnnieMost discussions about university presses focus on presses as monograph publishers. This article examines university presses as textbook publishers, and argues that presses could potentially play an important role in supporting the proliferation of open textbooks. I begin by tracing the long history of university presses’ involvement in textbook publishing, and more recently, presses’ involvement in open textbook publishing. I describe the different types of presses that are interested in open textbook publishing, and then attempt to classify the open textbooks that are currently being published by university presses.2020EnglishM PublishingJournal of Electronic Publishing231United States10.3998/3336451.0023.103https://quod.lib.umich.edu/j/jep/3336451.0023.103/--rediscovering-an-old-genre-open-textbook-publishing?rgn=main;view=fulltext1080-2711yesopen textbookuniversity presshistoryhttps://quod.lib.umich.edu/j/jep/3336451.0023.103/--rediscovering-an-old-genre-open-textbook-publishing?rgn=main;view=fulltextUnited States, North America