“…The primary site of human language use is face-to-face conversation, suggesting that human language should be conceptualized as a fundamentally multimodal phenomenon (e.g., Bavelas & Chovil, 2000;Clark, 1996;Goldin-Meadow, 2003;Kendon, 2004Kendon, , 2014Levinson & Holler, 2014;Mondada, 2016;McNeill, 1992). Bodily signals, in particular, manual gestures, add a significant amount of meaning to what is being said.…”