This document discusses the high cost of textbooks and the barriers it poses for students. It notes that open textbooks, which are freely accessible online under open licenses, can help increase access and affordability. Surveys find that many students delay or avoid purchasing required textbooks due to high costs, and this can negatively impact their academic performance. Open textbooks are being adopted by some universities and programs to help reduce costs. The document promotes open textbooks as a way to make higher education more accessible and affordable for students.