Claire has conducted a major economic development project in Timor-Leste, assisted in the legal aspects of an app to collect verifiable evidence of atrocities, supported the implementation of the Convention on the Rights of the Child in Bangladesh by assisting with legislative reform, supported UNICEF to ensure children are included in the transitional justice programme in The Gambia and instigated projects to release children from prisons in Africa. She has also developed and lead teaching courses for law students and practising lawyers in Brazil, Laos, Malawi, Myanmar, South Africa, Tanzania, Thailand, Viet Nam and Zambia.

Claire has advised/taught courses at the following organisations: Foreign Trade University (Vietnam); Government of the Democratic Republic of Timor Leste; Ho Chi Minh City University of Economics and Law (Vietnam); International Bar Association; Koç Universitesi (Turkey); Law School of Tanzania (Tanzania); Oxfam; Panamerican University (Mexico); UN Global Compact; UNICEF.