Experiment on the the co-evolution of tool making, teaching, and language An experiment in which researchers wanted to examine the role of teaching and communication in the transmission of toolmaking.
Morgan, T. J. H., Uomini, N. T., Rendell, L. E., Chouinard-Thuly, L., Street, S. E., Lewis, H. M., … Laland, K. N. (2015). Experimental evidence for the co-evolution of hominin tool-making teaching and language. Nature Communications, 6, 1–8. http://doi.org/10.1038/ncomms7029
Fröhlich, M., & van Schaik, C. P. (2020). Must all signals be evolved? A proposal for a new classification of communicative acts. WIREs Cognitive Science. doi:10.1002/wcs.1527