This volume applies a diachronic perspective to the verb and mainly deals with typological change affecting tense, aspect, mood and modality in a variety of Indo-European languages (Latin, Romance, Celtic, Germanic, Slavic, Indo-Iranian, Hittite, and Semitic) and the non-Indo-European Turkic, Amerindian and some Australian languages. The analyses of the structural changes and the interchange between the different grammatical categories that cause them which are presented in the chapters of this volume yield astonishing results. The diachronic perspective combined with a comparative approach...