Plenary speakers
2009 Torun - Terrence Deacon, Jim Hurford, Katie Slocombe, Jordan Zlatev
2011 Torun - John Gowlett, Juliane Kaminski, Adam Kendon, Katie Slocombe
2013 Wroclaw - Josep Call, Robin Dunbar, Peter Gärdenfors, Tomasz Krzeszowski
2015 Rome - Michael Corballis, Dan Dediu, Francesco d'Errico, Daniel Dor, Ian Tattersall, Elisabetta Visalberghi
2017 Barcelona - Sonja Vernes, Olga Feher, Martin Kuhlwilm, João Zilhão
2019 Lisbon - Alexandre Castro-Caldas, Catherine Hobaiter, João Zilhão,
Klaus Zuberbühler, Luc Steels, Rafael Núñez, Roslyn Frank, Tania Kuteva,Tetsuro Matsuzawa
2021 Düsseldorf (online) - Michel DeGraff, Katja Liebal, Asifa Majid, Albert Newen, Cailin O'Connor, Asli Ozyurek