MRI-based research studies have found that chimps, like humans, have significantly asymmetrical brains
, particularly in limbic regions. It's long been known that chimps can be right or left -handed, like humans, but why remains a mystery that this work helps unravel. There are lots of reasons why this is significant, besides handedness, and a fair summary of some is here
I would really like to write and say a lot more on these, but my time is scarce these days and my attention span is short (my version of Seasonal Affective Disorder, perhaps?), so I shan't. I know at least some of you
should have things to say about this.