Diego Mejía-Lemos {PhD, LLM [National University of Singapore (NUS)], LLM [New York University (NYU)], PGDip, LLB (Universidad Nacional de Colombia)} is a Post-Doctoral Fellow at the NUS Faculty of Law. Dr Mejía-Lemos has held positions in both academia and practice. Recently, at the Permanent Court of Arbitration (PCA), in The Hague, he provided support to investment treaty arbitrations conducted under the PCA’s auspices. His work has been published or is forthcoming in the American Journal of International Law, the Oxford Reports on International Law, the Oxford Reports on International Organizations, and Oxford University Press’s Investment Claims, i.a.