Gonçalo Fernandes, Rolf Kemmler: Controversies in the History of Linguistics. A Foreword // Paola Cotticelli, Francesca Cotugno: Modistic Grammar under Debate. Lorenzo Valla and the Humanist Reconfiguration of Linguistic Heritage in Syntax (13th–15th c.) // Anneli Luhtala: Robert Whittington in the “Grammarians’ War” in England (1519–1521) // Gerda Hassler: When Does Comparative Linguistics Begin? On the Historicity of the Criteria of Scientificity // Rolf Kemmler: A War of the Words in Early 19th Century Lisbon. From the Juizo imparcial sobre varios pontos grammaticaes (1806) to all-out war in the Guerra Grammatico-Critica (1807) // Bernhard Hurch, Sarah Melker: Methode und Argumentation. Physiologie und Lautwandel im späten 19. Jahrhundert // Serhij Wakulenko: Zwei Abhandlungen unter demselben Titel. Eine virtuelle Polemik zum Thema Sprache und Volkswesen zwischen Esaias Tegnér und Alexander Potebnja // Guillermo Toscano y García: Lo científico es un deporte de combate. Sobre la polémica entre Amado Alonso y Arturo Costa Álvarez // Ezra Nhampoca, Gonçalo Fernandes, Isabel Viana: Tone, Ideophones and Orthographic Controversies. Missionary Linguistics, Colonial Ideology and the Making of Mozambican Bantu Linguistics in Ribeiro’s Gramática Changana (1965) // Kateryna Karunyk: Controversy between the Ukrainian Soviet and Émigré Linguists over issues of language standardization (1960–80s) // Sophie Jollin-Bertocchi: Controverses sur la notion de phrase