Interaction, communication, artifacts, and customs related to written texts. This includes reading, but also buying, lending, giving and owning books (both read or unread), the attitude of individuals, groups and society as a whole towards the reading of books, literacy, acquiring reading, reading behavior, reading habits, reading clubs, library patronage and other aspects. Reading culture is researched with the help of egodocuments such as diaries, literary criticism, research on traces of reading such as marginalia and underscorings, and iconographic analysis.