Calls for constitutional change are now a regular feature of political discourse across these islands. Her argument is simple: the debate is happening whether politicians like it or not, and responsible leadership demands preparation. A series of opinion polls have shown growing interest in Irish unity, while turbulence in British politics has injected further uncertainty into the constitutional settlement. The reality, however, is that constitutional debate is already unavoidable. Ultimately, constitutional change, if it comes, must be guided by consent and careful preparation.