Ryan M. Nefdt, Lecturer in Philosophy, University of Cape Town, South Africa. He is a visiting fellow at the Pittsburgh Center for the Philosophy of Science and has published numerous works in the philosophy of linguistics and language.
Carita Klippi, Senior Lecturer in French, Tampere University, Finland. She is a member of the laboratory Histoire des théories linguistiques in Paris, France, and has published on the history of linguistics and historical sociolinguistics.
Bart Karstens, Research Fellow at the Rathenau Institute, The Hague, and member of the Vossius Center for the History of Humanities and Sciences at the University of Amsterdam, The Netherlands.