Richard J. Arneson is Distinguished Professor and Valtz Family Chair of Philosophy at UC San Diego, where he taught from 1973 to 2023. A leading voice in political philosophy, he pioneered luck egalitarianism and has written extensively on prioritarianism and distributive justice. His works include Prioritarianism (2022) and more than 150 academic essays and review essays. In 2019, he served as President of the Pacific Division of the American Philosophical Association. In 2017, he received the Chancellor's Associates Faculty Excellence Award for Research, and in 1968 was a Ford Foundation Fellow.Jason Brennan is the Robert J. and Elizabeth Flanagan Family Professor of Strategy, Economics, Ethics, and Public Policy at the McDonough School of Business at Georgetown University. He specializes in politics, philosophy, and economics. He is the editor-in-chief of Philosophy & Public Affairs and an associate editor of Social Philosophy and Policy. In 2025, he was named one of thefifty best undergraduate business professors by Poets & Quants. He is the author of eighteen books, which have been translated into eighteen languages. He has published over sixty articles in peer-reviewed journals, over thirty peer-reviewed chapters in edited anthologies, and over fifty articles for popular and trade audiences.

Richard J. Arneson is Distinguished Professor and Valtz Family Chair of Philosophy at UC San Diego, where he taught from 1973 to 2023. A leading voice in political philosophy, he pioneered luck egalitarianism and has written extensively on prioritarianism and distributive justice. His works include Prioritarianism (2022) and more than 150 academic essays and review essays. In 2019, he served as President of the Pacific Division of the American Philosophical Association. In 2017, he received the Chancellor's Associates Faculty Excellence Award for Research, and in 1968 was a Ford Foundation Fellow.Jason Brennan is the Robert J. and Elizabeth Flanagan Family Professor of Strategy, Economics, Ethics, and Public Policy at the McDonough School of Business at Georgetown University. He specializes in politics, philosophy, and economics. He is the editor-in-chief of Philosophy & Public Affairs and an associate editor of Social Philosophy and Policy. In 2025, he was named one of thefifty best undergraduate business professors by Poets & Quants. He is the author of eighteen books, which have been translated into eighteen languages. He has published over sixty articles in peer-reviewed journals, over thirty peer-reviewed chapters in edited anthologies, and over fifty articles for popular and trade audiences.