Catherine Kendig is Associate Professor of Philosophy at Michigan State University. Her research explores the normative and metaphysical commitments underlying scientific classifications and natural and synthetic kinds broadly construed.

Samia Hesni an Assistant Professor of Philosophy at Boston University, with a core appointment in the Women's, Gender, and Sexuality Studies Program. Her research is in philosophy of language and feminist, social and political philosophy.

Marjorie Rhodes is Professor of Psychology NYU's Department of Psychology. Her research examines conceptual development and the development of social cognition.

Viktoria Knoll is a postdoctoral researcher at the Technische Universität Dresden. Her most recent work focuses on conceptual engineering and conceptual ethics.

Rachel Fredericks is an independent scholar. Her research interests are mainly in the areas of moral psychology, ethics more broadly construed, and feminist philosophy.

Landon Elkind is an Assistant Professor of Philosophy in the Department of Political Science at Western Kentucky University. Most of his current research focuses on the Principia Rewrite project.

Daniel Casasanto is an Associate Professor in the Department of Psychology at Cornell University. His research explores how language, culture, and bodily experiences influence the way people think, feel, and make decisions.

Hugo Mercier is a Senior Research Scientist at the Institut Jean Nicod. His work focuses on two main topics: the function and workings of reasoning and how we evaluate communicated information.