He is also a research affiliate at the Haskins Laboratories, where he has conducted research on the psychology of language, including speech perception, word recognition, and sentence processing, and has been a research fellow at ZIF (University of Bielefeld), where he has conducted research on embodied communication. In the last few years, he has focused on studying experimentally how humans establish and develop novel forms of communication, contributing to the foundation of the field of Experimental Semiotics. He served as associate editor of Topics in Cognitive Science and is currently serving as the associate editor of Cognitive Semiotics. His research interests include experimental semiotics, human communication, joint action, distributed cognition, social cognition, language, and speech science.