Immunity for international organizations and their staff, while long considered necessary to their functioning, has fallen under scrutiny and criticism in practice. These contributions, originally prepared for a conference held at Leiden University in June 2013, are re-published here in celebration of the 10th anniversary of the International Organizations Law Review.

Niels Blokker is Professor of International Institutional Law (Schermers Chair) at Leiden University.
Nico Schrijver is Professor of International Law and Academic Director of the Grotius Centre for International Legal Studies at Leiden University.