You can read the official announcement over at Paizo here:
https://paizo.com/paizo/news/v5748eaic9v98
Work has begun on the new theme for the ruleset and it will be packaged with the Core Rulebook module for Pathfinder. Trenloe is working on the Bestiary modules, Danny Stratton is working on Rise of the Runelords and Cari Most Harper is working on Curse of the Crimson Throne.
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