These are the things the Character Ref team are currently thinking about changing/adding to the rules. None are yet set in stone and more details will come out closer to the time.
Improve Guild Orphan stereotypical skills to include a physical/mental skill
Add Humacti interactions with Creature Lore for Undead
Change Demoralise roleplay requirements to be less crippling
Rework Amazons to remove sexism, keep tribal outsider theme.
Add additional Rec Creature information to Mastery
Add levels of background skill.
See seperate page
Monster Manual: Finish adding new creatures & refining the Rec Creature matrix.