In recent years, research on valency has led to important insights into the nature of language. Some of these findings are published in this volume for the first time with up-to-date accounts of language description and new reflections on language, above all for English and German. The volume also presents examples of contrastive analysis, which are of use for all those who deal professionally with these two languages. Furthermore, the articles in the psycholinguistic and computational linguistics section demonstrate the applicability and value of valency theory for these approaches and shed...