This article examines a variety of languages which have been called ‘nonconfigurational’, and introduces new material from the Australian language Jingulu, to show that there is a wider variety of types of nonconfigurationality than has been assumed in previous analyses within the Principles and Parameters framework. It is argued that Baker’s (1996a, b) approaches are essentially correct in their analysis of ‘how’ various nonconfigurational languages establish relationships between overt elements, but that they fail to capture the ‘why’ of nonconfigurationality. This source, it is argued, is a restriction on what positions in the clause are able to host encyclopedic information (as opposed to formal features, which are always permitted in c...