Klaus von Heusinger, Dr. phil. (1992) and Habilitation (1999) at University of Konstanz, Germany, is Professor in General and German Linguistics at the University of Cologne. He works and publishes in theoretical and comparative linguistics with a focus on referential categories, such as (in)definiteness, specificity, and partitivity, and on Differential Object Marking in Romance and Altaic languages.Malte Zimmermann received his doctoral degree in Linguistics from the Universiteit van Amsterdam (2002) and is Professor for Semantics and Grammar Theory at Universität Potsdam. He works and publishes in theoretical and experimental linguistics with a focus on the interfaces between morphosyntax, semantics and pragmatics. His empirical focus is on Germanic and West African languages (Kwa, Chadic).Edgar Onea received his Ph.D. at the University of Heidelberg (2005). He has worked at the University of Stuttgart and the University of Göttingen. Currently, he is a professor for German Linguistics at the University of Graz. He has published on various topics in formal and experimental pragmatics, the semantics-pragmatics interface, information structure and discourse structure.

• 1 IntroductionKlaus von Heusinger, Malte Zimmermann and Edgar Onea2 Questions in Discourse: an OverviewEdgar Onea, Malte Zimmermann3 Negation, Alternatives, and Negative Polar Questions in American EnglishScott AnderBois4 The *whether PuzzleFloris Roelofsen, Michele Herbstritt and Maria Aloni5 The English It-Cleft: No Need to Get ExhaustedMary Byram Washburn, Elsi Kaiser and Maria Luisa Zubizarreta6 Disjunction and Alternatives in Egyptian ArabicLauren Winans7 Superlative Quantification ParticlesHenk ZeevatIndex

Klaus von Heusinger, Dr. phil. (1992) and Habilitation (1999) at University of Konstanz, Germany, is Professor in General and German Linguistics at the University of Cologne. He works and publishes in theoretical and comparative linguistics with a focus on referential categories, such as (in)definiteness, specificity, and partitivity, and on Differential Object Marking in Romance and Altaic languages.Malte Zimmermann received his doctoral degree in Linguistics from the Universiteit van Amsterdam (2002) and is Professor for Semantics and Grammar Theory at Universität Potsdam. He works and publishes in theoretical and experimental linguistics with a focus on the interfaces between morphosyntax, semantics and pragmatics. His empirical focus is on Germanic and West African languages (Kwa, Chadic).Edgar Onea received his Ph.D. at the University of Heidelberg (2005). He has worked at the University of Stuttgart and the University of Göttingen. Currently, he is a professor for German Linguistics at the University of Graz. He has published on various topics in formal and experimental pragmatics, the semantics-pragmatics interface, information structure and discourse structure.

• 1 IntroductionKlaus von Heusinger, Malte Zimmermann and Edgar Onea2 Questions in Discourse: an OverviewEdgar Onea, Malte Zimmermann3 Negation, Alternatives, and Negative Polar Questions in American EnglishScott AnderBois4 The *whether PuzzleFloris Roelofsen, Michele Herbstritt and Maria Aloni5 The English It-Cleft: No Need to Get ExhaustedMary Byram Washburn, Elsi Kaiser and Maria Luisa Zubizarreta6 Disjunction and Alternatives in Egyptian ArabicLauren Winans7 Superlative Quantification ParticlesHenk ZeevatIndex

Klaus von Heusinger, Dr. phil. (1992) and Habilitation (1999) at University of Konstanz, Germany, is Professor in General and German Linguistics at the University of Cologne. He works and publishes in theoretical and comparative linguistics with a focus on referential categories, such as (in)definiteness, specificity, and partitivity, and on Differential Object Marking in Romance and Altaic languages.Malte Zimmermann received his doctoral degree in Linguistics from the Universiteit van Amsterdam (2002) and is Professor for Semantics and Grammar Theory at Universität Potsdam. He works and publishes in theoretical and experimental linguistics with a focus on the interfaces between morphosyntax, semantics and pragmatics. His empirical focus is on Germanic and West African languages (Kwa, Chadic).Edgar Onea received his Ph.D. at the University of Heidelberg (2005). He has worked at the University of Stuttgart and the University of Göttingen. Currently, he is a professor for German Linguistics at the University of Graz. He has published on various topics in formal and experimental pragmatics, the semantics-pragmatics interface, information structure and discourse structure.

• 1 IntroductionKlaus von Heusinger, Malte Zimmermann and Edgar Onea2 Questions in Discourse: an OverviewEdgar Onea, Malte Zimmermann3 Negation, Alternatives, and Negative Polar Questions in American EnglishScott AnderBois4 The *whether PuzzleFloris Roelofsen, Michele Herbstritt and Maria Aloni5 The English It-Cleft: No Need to Get ExhaustedMary Byram Washburn, Elsi Kaiser and Maria Luisa Zubizarreta6 Disjunction and Alternatives in Egyptian ArabicLauren Winans7 Superlative Quantification ParticlesHenk ZeevatIndex