In this ground-breaking book, Johanna Nichols proposes means of describing, comparing, and interpreting linguistic diversity, both genetic and structural, providing the foundations for a theory of diversity based upon population science. This book will interest linguists, archaeologists, and population specialists.An awe-inspiring book, unequalled in scope, originality, and the range of language data considered.—Anna Siewierska, LinguisticsFascinating. . . . A brilliant pioneering study.—Journal of Indo-European StudiesA superbly reasoned book.—John A. C. Greppin, Times Literary Supplement | Linguistic Diversity in Space and Time by Johanna Nichols, Paperback | Indigo Chapters