1. Introduction 2. Towards a global society 3. Access to medicines : a matter of human rights 4. Access to medicines and intellectual property 5. The HIV/AIDS crisis : the rise of the access norm 6. Beyond HIV in Africa : solidification and expansion of the access norm 7. Challenges to the stability of informal norms 8. Re-framing the access norm : incorporating innovation 9. The impact of non-state actors on informal norms : nodal governance and global democracy 10. Conclusions.