"MOOCS (Massive Open Online Courses) - lessons learned"

Over the last two years, we’ve developed and run a set of four astrophysics MOOCs (Massive Open Online Courses), offered for free to anyone in the world who wants to take them. Around a quarter of a million students from 180 countries have enrolled in the courses - considerably more than have graduated from the ANU science it was founded. I’ll present the lessons learned from this experience.