Wh-in-situ, from the 1980s to Now

This article provides an overview of the issues and proposals surrounding wh-insitu since the 1980s. In particular, it discusses the question of whether or not in-situ wh-phrases undergo covert wh-movement. Aside from reviewing the basic arguments for and against covert wh-movement, it considers alternative proposals put forth, ranging from movement of elements other than wh-phrases themselves, interpreting in-situ wh-phrases using choice function, to disguised movements in various forms. The article concludes with a discussion of intervention effects, as well as a special kind of multiple wh-questions, illustrating that covert wh-movement is still much needed.