Book excerpt: Based on a corpus of Old Spanish texts, the discourse traditions of counselling are analysed within the framework of diachronic corpus pragmatics and dialogue analysis. On a methodological level, the study distinguishes three types of pragmatics and offers a clear-cut distinction between language change and cultural changes in the realm of discourse traditions. In order to clearly define the different interaction patterns in these dialogues, the qualitative approach of traditional philology is combined with quantitative methods that extract lexical clusters which are typical of counselling dia.