Another ASU researcher, Sander van der Leeuw, whose nearly decade-old presentation at the "More is Different" conference on complexity theory in Singapore looks how stone tool archaeology tracks with intellectual capacity (and most specifically the size of short-term memory (7 +/- 2 items for modern humans, according to most accounts).
Video, 1h6m running time: <https://yewtu.be/watch?v=pOyQqPi28ug>
(I'm aware Google / YouTube are making alternative interface usage more challenging. MPV handles this stream well, as should tools such as VLC which incorporate it and/or ytdl.)
Video is admittedly long but has high information density.