Martin O'Neill is Senior Lecturer in Political Philosophy at the University of York. He works on social justice and inequality, and on various issues at the intersection of political philosophy, political economy, and public policy.

Martin has published in journals such as Philosophy & Public Affairs, Ethics, the Journal of Political Philosophy, and the Journal of Social Philosophy. He is co-editor of Property-Owning Democracy: Rawls and Beyond (Wiley-Blackwell, 2012), and of Taxation and Political Philosophy (OUP, forthcoming).

Will Jones is Lecturer in International Relations at Royal Holloway, University of London. Previously he was Lecturer in the Politics of Forced Migration at Oxford's Refugee Studies Centre and Junior Research Fellow at Balliol College.

Dali L. Yang is Professor in the Department of Political Science at the University of Chicago and the founding Faculty Director of the University of Chicago Center in Beijing. Professor Yang's current research interests include the politics of China's development, particularly regulation, governance, and state-society relations.

Books relevant to inequality: Theories of Distributive Justice, Harvard UP, 1996 Equality of Opportunity, Harvard UP, 1996 Political Competition, Harvard UP, 2001 Racism, Xenophobia, and Distribution, Harvard UP, 2006 Many papers on equality of opportunity, applied and theoretical. Papers as well on political economy of inequality. A central current interest is intergenerational equity in the presence of global warming: what is the equitable way to allocate carbon emissions across generations?

Scott Groginsky is the Education Policy Advisor at the US House Education and the Workforce Committee, Democratic Office. He has over 20 years of early education and K-12 education policy experience at the federal, state and local levels. For the past eight months, he has been the lead early childhood staff person at the U.S. House Education and the Workforce Committee Democratic office. He was Congressman Jared Polis' (D-CO) legislative aide on education and early education in Washington, D.C. for the previous two years.