These can be found on page 18 of the newest PFS Guide. I'll see if I can dig up the emails which went into a bit more detail and flavor.
Root out corruption in Andoran and better understand others’ paths to liberty.
Cheliax: Secure important artifacts and sources of power to establish order in the Inner Sea region and strengthen the faction’s power base.
Grand Lodge: Ensure the success of the Pathfinder Society’s expedition to the Sky Citadel of Jormurdun.
Osirion: Contact the Jeweled Sages, explore their history, and extend the faction’s protection of history beyond Osirion’s borders.
Qadira: Establish a long-term trade deal with one of several possible trading partners.
Sczarni: Extend the Sczarni faction’s reach into central Avistan, and neutralize the faction’s rivals.
Silver Crusade: Aid the nation of Mendev in its crusade against the Worldwound.
Taldor: Assist Lady Gloriana Morilla in gathering forces to march to Mendev.