This thesis explores the nature of voice in Malagasy, a language spoken in Madagascar. In chapter 2, it is claimed that different passives promote arguments from different structural positions. Evidence is provided for a particular position, [Spec, v2P], where a certain class of elements (“displaced themes”) may be generated. One particular passive, the aprefix, promotes to subject elements in this position. In chapter 3, arguments are presented in favour of a structural analysis of circumstantial topic (CT). CT morphology licenses all arguments of the verb. Due to a requirement that all clauses have a subject (the Extended Projection Principle), some element other than a DP structurally Case marked by the verb must raise to subject. Finall...