Headed up to campus at #sussex tonight to catch Prof. Gillian Forrester’s “Hand to Mouth: The Language Puzzle” lecture.
Best part for me was the idea of left/right brain split being a very old way to parallelise two tasks (say, eating and being watchful for predators). And you can (maybe) trace a continuum all the way to the present day.
This seems to cover it: https://www.scientificamerican.com/article/evolutionary-origins-of-your-right-and-left-brain/
