2026: Biological Relativity: Evolution for the 21st century. Balliol College, the University of Oxford, UK.
2023: Double Symposium on Language and evolution: Constructionist views, International Society for the History, Philosophy, and Social Studies of Biology (ISHPSSB), Toronto, CA
2022: Workshop on Diagrams of Life and Evolution, Diagrams, Rome
2022: Workshop on Language and Time, Joint Conference of Language Evolution, Kanazawa, Japan
2022: Workshop on Combinatoriality and Compositionality, Joint Conference of Language Evolution, Kanazawa, Japan
2021: Electronic Book Launch of The Oxford Handbook of Human Symbolic Evolution @ Protolang 7
2019: Protolang 6, Lisbon, Portugal
2019: Language Throughout the Ages, University of Lisbon, Portugal
2019: Beyond Material Culture, Reconstructing the Contents of Paleolithic Cosmologies, Protolang 6, Calouste Gulbenkian Foundation, Lisbon, Portugal
2015: Invited Symposium session on Reticulate Evolution Before and After the Modern Synthesis: Historical and Epistemological Perspectives and Wider Applications Beyond Traditional Fields, 8th meeting of the International Symbiosis Society, Lisbon, Portugal
2014: Cognition, Behavior and Evolution Workshop, Faculty of Science, University of Lisbon
2013: Symposium session on How Symbiosis, Horizontal Gene Transfer and Virolution call for an Extended Synthesis, American Association for the Advancement of Science (AAAS), Boston, USA
2013: Symposium session on How Macroevolutionary Studies Call for an Extended Synthesis, American Association for the Advancement of Science (AAAS), Boston, USA
2013: Roundtable on Evolution’s Narratives: From Competition to Interaction, International Society for the History, Philosophy, and Social Studies of Biology (ISHPSSB), Montpellier, France
2013: International Summer School on Evolution, Ciência Viva Knowledge Pavilion, Lisbon
2013: International Winter School on Evolution, Ciência Viva Knowledge Pavilion, Lisbon
2013: Evolutionary Patterns: Horizontal and Vertical Transmission and Micro- and Macro-Evolutionary Patterns of Biological and Sociocultural evolution, Calouste Gulbenkian Foundation, Lisbon, Portugal
2012: Symposium session on Cultural Transmission Studies: Tree and Network Models of Micro- and Macroevolution, 2012 meeting of the American Anthropological Association (AAA), San Francisco, USA
2012: From Grooming to Speaking: Recent trends in Social Primatology and Human Ethology, University of Lisbon, Portugal
2009: Colloquium on Illustration in Darwin: The tree as an image in evolution, Ciencia Viva, Knowledge Pavilion, Lisbon, Portugal
2009: Evolution today and tomorrow, Darwin evaluated by contemporary evolutionary and philosophical theories, University of Lisbon, Portugal
2008: Double theme session on The Impact of Symbiosis and Symbiogenesis on the Study of Evolution and Its Historical and Philosophical Implications I & II, International Society for the History, Philosophy, and Social Studies of Biology (ISHPSSB), Exeter, UK
2007: Vanaf wanneer werden we een talige mens? Een bloemlezing over de evolutie van de Homo sapiens zijn taalcapaciteit (When did we become linguistic humans? An introduction to the language capacity of Homo sapiens), Vrije Universiteit Brussel, Brussels, Belgium
2004: Evolutionary Epistemology, Language and Culture, Vrije Universiteit Brussel, Brussels, Belgium