Nice to know there's a fellow social psychologist out there...being curious and aware about human interactions, feelings, motives etc. I put a lot on my blog www.livfully.org and this would be a good post to explore.
I love the idea of acknowledging folks and do it habitually Yet in many circumstances 'the less is more' idea may pertain since some people don't really seem to want that and can take it to mean a variety of things. Considering Gender (M/F/Oother) is important.. two fellows can likely say hi or nod, etc, as can two gals..
.The guy-gal mix can present issues as can ages, and overall
