Rumiana specialises in public international law and EU law, including international dispute settlement, the sources of international law and State responsibility. She is particularly interested in the interaction of international law and other legal regimes such as EU law. In the field of medical law, Rumiana's interests include the extent of State powers to regulate for the protection of public health where this affects economic interests, for example in the case of plain tobacco packaging or the right to benefit from science. She is also interested in the international regulation of the human genome and gene editing.
