International lawyer · Arbitrator · Diplomat

Dr Penelope
Ridings

Member, International Law Commission
Member, New Zealand Order of Merit

“International law is central to addressing today’s contemporary global challenges.”

01

International Law Commission

A relevant, contemporary work programme and meaningful engagement with States.

02

Arbitration, trade & investment

Experienced trade and investment arbitrator before the WTO and in ICSID annulment proceedings.

03

Oceans & fisheries

Forty years’ experience in Pacific and international fisheries law and policy from negotiations to advice.

04

Diplomacy & negotiations

Legal and diplomatic career with the New Zealand foreign service, 1988–2015.

Members of the International Law Commission, 2023–2027

2023–present

International law for a changing world

“I am committed to the continued relevance of the International Law Commission to all States.”

Special Rapporteur for the topic ‘Due Diligence in International Law’.

Principles that guide my work

Integrity. Fairness. Cooperation.

Integrity, fairness and the concept of kaitiakitanga, which is about guardianship and care of people and the environment based on the world view of New Zealand’s indigenous Māori people.

Strong support for multilateralism and the importance of rules to guide the relations between States.

Fundamental belief in cooperation, collaboration and understanding diverse perspectives.

Curriculum vitae

Download my CV for my professional background and experience.

Ideas, analysis & exchange

Publications and presentations across international law, dispute resolution and the law of the sea.

Selected publication

“Women and the International Law Commission: Knocking at the Door of Gender Diversity” in Max Planck Yearbook of United Nations Law, Vol 27 (2023): Issue 1 (Jan 2025) 390–421.

Get in touch

For professional enquiries and correspondence.