A translation of Żywiczyński, P., Wacewicz, S. (2015): Ewolucja języka. W stronę hipotez gesturalnych. Toruń, Wydawnictwo Naukowe UMK. This is a submitted manuscript version. The publisher should be contacted for permission to re-use or reprint the material in any form. Final published version, copyright Peter Lang Publishing: https://www.peterlang.com/view/title/62447