Islamic Law, International and Comparative Human Rights Law, Public International Law, Human Rights & Islamic Law, especially interaction between International Law, Human Rights Law, and Islamic Law in Muslim States. Appointed as Independent Expert on the Situation of Human Rights in the Sudan by the UN Human Rights Council at its 19th Session on 23rd March 2012.
Muslim Family law in the UK and Europe, Family Law, Multiculturalism, Citizenship, Islamic Jurisprudence and Human Rights, Feminist and Critical Social and Political Theories, Issues concerning the rights of Muslim women and Gender Equality.
Public Law in China, Taiwan, and Southeast Asia; Environmental Constitutionalism; History of Environmental Law; Biodiversity and Law; Natural Resources and Law; Wildlife Law and Policy; Wildlife Trafficking
International and domestic law and policy concerning the environment, natural resources, water, sanitation, agriculture, sustainable development, climate change, health; social rights; intellectual property; India.
Post-Soviet law and legal/institutional reform in Central Asia and CIS; law and development (markets and globalisation in developing and transitional states); law, governance and post-conflict reconstruction; human rights.