In a message dated 7/28/2010 6:29:46 P.M., donalmcevoyuk@xxxxxxxxxxx writes: it would interest me if anyone on the list could source Popper using the term "perspectivism". ---- I suppose you need to specify which Popper you mean. Try a google alert for "Poppers" or "Popper". That will be fine. I now have a Google alert for "Grice". Apparently, most Grices which are in the news are criminal. Speranza Bordighera