Dr Orfeas Chasapis Tassinis

  • College positions:
    Research Fellow
  • University positions:
    Fellow at the Lauterpacht Centre for International Law
  • Subjects: Law


PhD in International Law (University of Cambridge); LLM in International Legal Studies (NYU); LLM (Athens); Bachelor of Laws (Aristotle University of Thessaloniki)

Research interests

Public International Law; Legal Theory

Teaching Interests

International Law

Awards and prizes

Jerome Lipper Prize for International Law (NYU, 2014)


‘Customary International Law: Interpretation from Beginning to End’ (2020) 31(1) European Journal of International Law 235.

‘“The Consciousness of a Duty Done?”: British Attitudes towards Self-determination and the Case of the Sudan’ (2019) 89(1) British Yearbook of International Law 1 (with Sarah Nouwen).

‘The Self-seeing Soul and Comparative International Law: Reading Anthea Roberts’ Is International Law International?’ (2018) 7(1) Cambridge International Law Journal 420.

‘Preliminary Issues Posed by the Doctrine of Forum Prorogatum and the Case of Djibouti v. France’ (2013) 15 International Community Law Review 483. Book chapter

Other interests

Sailing; Snorkelling; History (Crusades; Hellenistic Kingdoms; WW2; Napoleonic Wars)