2013 - Private responses to state failure: the growth in private education (and why) in Lagos, Nigeria. National Center for the Study of Privatization in Education, Columbia University, Occasional Paper No. 215.
Academic Journal Articles
Chapters in Edited Volumes
2021 - De facto and by-design privatisation of education in developing countries, in McCowan, T. and Unterhalter, E. (Eds.) Education and International Development: An Introduction, London, Bloomsbury Academic. 2nd Edition.
2021 - School choice and the human right to education, in Adamson, F., Aubry, S., de Konig, M., and Dorsi, D. (Eds.), Realizing the Abidjan Principles on the Right to Education: Human Rights, Public Education, and the Role of Private Actors in Education. London, Edward Elgar.
2013 (with Folasade Adefisayo) - Scaling up: challenges facing low-fee private schools in the slums of Lagos, Nigeria, in P. Srivastava (Ed.) Low-fee Private Schooling: Aggravating Equity or Mitigating Disadvantage? Oxford, Symposium Books.
2012 (with Pauline Rose) - Is low-fee private primary schooling affordable for the poor? Evidence from rural India, in S. Robertson, A. Verger & K. Mundy (Eds.) Public Private Partnerships in Education: New Actors and Modes of Governance in a Globalizing World, Cheltenham, Edward Elgar.
Forthcoming - Cutting Their Bellies: Why people in Africa and Asia make extreme sacrifices to pay for private education.