The Chronicler is the historian of the party, who is charged with composing and protecting the chronicle recording their actions. As you and the party historians before have filled in the chronicle, various notes, marginalia, and copied over accounts from other books have made their way into your chronicle, making it a messy but rather detailed account of many events in the world's history. Through regular re-reading of the chronicle, you have become quite knowledgeable about the events of your world, gaining you proficiency and expertise in any Intelligence (History) check on information that could be found in the Bardic Archives or a Tower Library.
The chronicle itself is the source of this feat's bonus. Therefore, this feat can only be held by one member of the party at a time. It is as transferable as the book itself.
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