Myles is Visiting Professor (International Relations) at King’s College London and Associate Professor at the University of Exeter. He was Head of the British Development Division in Eastern Africa; coordinated the 1997 British Government White Paper on international development; represented the UK on the Board of the World Bank; was British Ambassador to Ethiopia and the African Union; and was Head of Secretariat to the Commission for Africa in 2004-2005.
He is and has been on the Boards of a number of international NGOs and Foundations, including the Tropical Health and Education Trust (THET), where he is now Honorary Advisor. His book ‘Aid and Development: A Brief Introduction’ was published by OUP in 2015.
He was made Knight Commander of the Order of St Michael and St George (KCMG) in the Queen’s Birthday Honours in June 2021 for his long service to international development.