Łukasz Jędrzejowski is a Postdoctoral Researcher in the Department of German Language and Literature I at the University of Cologne. His research interests include comparative syntax, formal diachronic semantics, and the syntax-semantics interface, and he has recently worked specifically on the diachrony of subordinate clauses and habituality.Carla Umbach is a Senior Researcher in the Department of German Language and Literature I at the University of Cologne. Her main research interests are in semantics and cognitive science, with a particular focus on the expression of similarity in natural language, equative comparison, metalinguistic comparison, evaluative predicates, and exclamative utterances.

• 1: /Lukasz Jredrzejowski and Carla Umbach: Varieties of non-interrogative wh-clauses 2: Kristina Liefke: Two kinds of English non-manner how-clauses 3: Atle Grønn: Tense in how- and that-clauses under visual perception: A view from Russian 4: Aritz Irurtzun: Basque non-interrogative nola as a (de dicto) factive complementizer 5: Carla Umbach, Stefan Hinterwimmer, and Cornelia Ebert: Depictive manner complements 6: Norbert Corver: Decomposing adverbs and complementizers: A case study of Dutch hoe, 'how' 7: Roland Hinterhölzl: Perceptive evidential wie-clauses in German: A situation-based approach 8: Radek %Simík and Jakub Sláma: Czech evidential relatives introduced by jak, 'how': Recognitional cues for the hearer 9: Andreas Pankau: Comparative relatives in German 10: Karin Pittner and Werner Frey: German wie-comment and reporting clauses: A comparison with so-parentheticals 11: Wei-Tien Dylan Tsai: Embedding force and attitude: Evidence from Chinese and Vietnamese non-canonical wh-expressions 12: Lucia M. Tovena: Asking about the reason for an effect, and some consequences for the analysis of wh-interrogatives 13: Ivano Caponigro and Anamaria F&al&auls: 'Why' without asking in Romanian 14: Marisa Brook and Keir Moulton: Locating the locative in English pseudo-locative where-relatives 15: Wataru Uegaki: The doubt-whether puzzle