Francis Jeffry Pelletier is a Professor Emeritus, Philosophy and Computing Science at the University of Alberta and Professor Emeritus, Philosophy and Linguistics and Simon Fraser University Canada Research Chair in Cognitive Science (2004-2010) at the Simon Fraser University. He is the author of countless journal articles and book chapters in linguistics, cognitive science, computer science, logic, and philosophy.



Ryan M. Nefdt is a Senior Research Fellow at the University of Bristol and a Professor of Philosophy who works on issues in linguistics, cognitive science, and AI at the University of Cape Town. He is the author of Language, Science and Structure (OUP 2023), as well as numerous articles and book chapters in linguistics and philosophy.