Willem van Valkenburg discusses open educational resources and TU Delft's OpenCourseWare program. He explains that OCW provides free, open educational materials organized as courses to advance formal and informal learning worldwide. TU Delft has experienced over 200,000 visits and increasing international applications since starting its OCW program. Faculty are motivated by reputation, attracting students, and investing in future education methods. The future of OCW lies in adapting to digital formats and content and addressing challenges like sustainability and incentivizing faculty participation.