Eva van Lier is Associate Professor of Linguistics at the University of Amsterdam. She obtained her PhD from the same institute in 2009 with a typological study of word classes and dependent clause constructions. Later, she authored and (co-)edited several publications on (flexible) word classes, especially in Oceanic languages, including Flexible Word Classes: Typological Studies of Underspecified Parts of Speech (with Jan Rijkhoff; OUP 2013). She has also worked on the typology of ditransitive verbs, action nominalizations, and noun incorporation, and is currently leading a project about alternating verbs across languages.