Editor of working papers

• 1999 Helen de Hoop & Henriette de Swart (eds.), OTS2. Papers on Optimality Theoretic Semantics. Working Paper, Utrecht Institute of Linguistics OTS, Utrecht.
• 1997 Paul Dekker, Jaap van der Does & Helen de Hoop (eds.), De Dag. Proceedings of the Workshop on Definites. Working Paper, Utrecht Institute of Linguistics OTS, Utrecht.
• 1994 Ale de Boer, Helen de Hoop & Henriette de Swart, Language and Cognition 4. Groningen.