This thesis aims to set out some provisional theories as to the essential factors that motivate a person to give notable prominence to a particular aspect of their person and thereby orient their attitudes and behaviours to the expression of that aspect and, in some cases, the pursuit of the right to do so. This is achieved in three chapters. The first chapter concerns the nature of identity. I draw upon the work of David Hume in explaining how identity is constituted in the being of an object, and go on to explore how such definitions can be applied to human identity, highlighting some of the problems that Hume encountered. In an effort to address these issues, I draw on the work of Jean-Paul Sartre to explain how it is possible for a pers...