One of the major theory-based problems for human rights is that they lack an agreed ontological foundation. The objective of this chapter is to consider whether it is possible to justify global human rights by reference to an application of deliberative democracy to world society, given that the relevant community of fate is the unbounded human species. Three approaches can be seen in the literature: human rights as globalized constitutional rights (the position advanced by Jürgen Habermas); human rights as global constitutional rights; and human rights as a global ethic arrived at through reasoned deliberations. This consensus literature can, though, be contrasted with work that understands human rights as the politics of dissensus – the p...