|Book(s)||The World of Ice & Fire (mentioned)|
Maester Anson is a maester from the Citadel of Oldtown. He has written Truth, in which he expresses the belief that the idea that dragons can change sex at need is erroneous. According to Anson, this is a misunderstanding of the metaphor which was used by Septon Barth, when discussing the higher mysteries.
- The World of Ice & Fire, The North: Winterfell.