Oladele Akogun is an education consultant currently working with the International Rescue Committee, New York.

Richard Brunner is a Research Associate at the Centre for Disability Research, School of Social and Political Sciences, University of Glasgow.

John Cameron is an Emeritus Associate Professor in the International Institute of Social Studies at Erasmus University Rotterdam.

Ana Estefanía Carballo is an Honorary Research Fellow in the School of Geography, Earth and Atmospheric Sciences at the University of Melbourne and Research and Programme Manager at Transparency International Australia.

Siaka Cissé is Head of the Research Department at the National Institute of Statistics (Institut National de la Statistique: INSTAT), Bamako, Mali.

Ina Conradie is a Research Fellow in the Institute for Social Development, University of the Western Cape, Cape Town.

Reiko Gotoh is a Professor in the Faculty of Economics and the Advanced Comprehensive Research Organization at Teikyo University, Tokyo.

Jay Drydyk is a Professor in the Department of Philosophy at Carleton University, Ottawa.

Wulf Gaertner is a Professor Emeritus in the Department of Economics at the University of Osnabrück and in the Centre for Philosophy of Natural and Social Science at the London School of Economics and Political Science.

Gay Meeks wrote her chapter while Senior Research Associate in the Centre of Development Studies at the University of Cambridge.

Tadashi Hirai wrote his chapter while a research associate and Affiliated Lecturer in the Centre of Development Studies at the University of Cambridge.

Hideyuki Kobayashi is Associate Professor of Health Economics at the University of Kochi.

Mozaffar Qizilbash is Honorary Professor in the Departments of Economics and Related Studies and Philosophy at the University of York.

Claudine Sauvain-Dugerdil is Professor Emeritus in the Institute of Demography and Socioeconomics at the University of Geneva.

Jacques Tamin is an Honorary Senior Lecturer in Occupational Medicine at the Centre for Occupational and Environmental Health, University of Manchester.

Michael Watts is an education consultant currently working with the Common Heritage Foundation, Abuja.

Jonathan Warner is a Research Fellow at the Center for Faith and Human Flourishing, LCC International University, Klaipe˙da, Lithuania, and a Research Associate at the Von Hugel Institute, St Edmund’s College, University of Cambridge.

Nick Watson is Chair of Disability Studies and Director of the Centre for Disability Research, School of Social and Political Studies, University of Glasgow.

Nafisa Waziri is an education consultant currently working with Ecorys in the United Kingdom.