[quote]1. Who is the Didact (good one)?[/quote]I don't know exactly what you want to know. Can you elaborate? [quote]2. Who is the Ur-Didact?[/quote]See 1. [quote]3. What are their roles?[/quote]The Didact (both of them) served as Protector of the Ecumene, and coordinated Forerunner military strategy against its enemies. [quote]4. Hunt the Truth: MC shot up an embassy to stop an assassination?[/quote]I don't understand. Do you want confirmation on what he did? [quote]5. Who/what is Sapien Sunrise?[/quote]Sapien Sunrise is a pro-human/anti-alien organization that has a strong distrust of the Covenant and fights against species integration and peace.