In his foreword to the original edition of this classic of functionalism, typology and diachrony, Dwight Bolinger wrote: "I foresee it as one of the truly prizes statements of our current knowledge...a book about understanding done with deep understanding - of language and its place in Nature and in the nature of humankind... The book is rich in insights, even for those who have been with linguistics for a long time. And beginners could be thankful for having it as a starting point, from which so many past mistakes have been shed". Thoroughly revised, corrected and updated, On Understanding...

The zero coding of referents or other clausal constituents is one of the most natural, communicatively and cognitively-transparent grammatical devices in human language. Together with its functional equivalent, obligatory pronominal agreement, zero is both extremely widespread cross-linguistically and highly frequent in natural text. In the domain of reference, zero represents, somewhat paradoxically, either anaphorically-governed high continuity or cataphorically-governed low topicality. And whether in conjoined/chained or syntactically-subordinate clauses, zero is extremely well-governed,...