This document discusses openness in teaching, research, and publishing. It defines open access as research outputs that are immediately available online for free without severe restrictions. Regarding teaching, it suggests using open resources like OERs instead of expensive textbooks and using Wikipedia in the classroom. For research, it notes open access helps level the playing field and accelerate discovery. Researchers can participate through open access repositories and making their own work openly available. For publishing, it dispels myths that open access is not peer-reviewed or expensive and notes different models like gold and green open access as well as retaining rights to works.