So far three discourses have been presented: 1. https://www.youtube.com/watch?v=Aej6qrN-Wmc 2. https://www.youtube.com/watch?v=N_BJAQeznmg&t=161s 3. https://www.youtube.com/watch?v=YojH6UyG8dY The playlist may be accessed for future talks in this series.