Frontmatter -- Acknowledgments -- Table of contents -- 1. Linguistic Representations of Identity. Texts, Contexts, and Methods in Diachronic Perspective -- I. Linguistic Representations of Identity at the Micro-level of Linguistic Interaction -- 2. Identity in Speakers' Discourse -- 3. Variations of the First Person: Looking at the Greek Private Letters of Ptolemaic Egypt -- 4. Exploring Linguistic Representations of Identity through the DiSCIS Corpus: Evidence from Directive Acts in Plautus and Goldoni -- 5. Greek in Rome around the Year 1000 -- 6. Code-switching and Style-shifting in the Anglophone World: Medieval and Contemporary Identity Marking and Interaction Strategies -- II. Linguistic Representations of Identity at the Macro-level of the Linguistic Repertoire -- 7. Identity in the Repertoire: A Bottom Line -- 8. Between Greek and Romance: Competing Complementation Systems in Southern Italy -- 9. The Syro-Arabic Glosses to Barhebraeus' Metrical Grammar -- 10. The Lexical Influence of Italian on Turkish -- 11. Political Background, Pragmatics and Word Order in the Text of the Res Gestae Divi Augusti -- III. Relations between Sociolinguistic Setting and Linguistic Data -- 12. Data from Ancient Languages and Sociolinguistic Analysis -- 13. 'Contrata dicta in lingua latina Scandali, in lingua greca Chandachi, et in lingua saracenica Alcastani'. Playing with Identities in the Multilingual Place-names of Medieval Sicily -- 14 Morphological Productivity in Medieval Sardinian: Sociolinguistic Correlates. Action Nouns and Adverbs of Manner -- 15. Geminated Consonants in the Vindolanda Tablets. Empirical Data and Sociolinguistic Remarks -- IV. Identity through Orality, Identity through Literacy -- 16. The Writer's Identity and Identification Markers in Writing Code Mixing and Interference -- 17. The Mediterranean Community of Practices between Speaking and Writing in Early Modern Documents -- 18. Cypriot Arabic between Orality and Literacy in O typos ton Maroniton -- 19. Aspects of Polymorphism in Arborea's Carta de Logu -- Author index -- Subject index