Anne E. Baker is Professor of Linguistics at the University of Amsterdam with a specialisation in psycholinguistics and sign linguistics. Her publications include Taal en taalwetenschap (ed. with Ren├й Appel, Kees Hengeveld, Folkert Kuiken, and Pieter Muysken, 2002) and Sign Language Acquisition (ed. with Bencie Woll, 2008).
Kees Hengeveld is Professor of Linguistics at the University of Amsterdam with a specialisation in linguistic typology and grammatical theory. His publications include Functional Discourse Grammar: A typologically-based theory of language structure (with J. Lachlan Mackenzie, 2008) and The Theory of Functional Grammar (with Simon C. Dik, 1997).