Update– Please see follow-on posts addressing changes since this post: Nov 13, 2016: “Piazza Response To Blog Post On Student Privacy” Nov 21, 2016: “University Responses to Piazza: Some good, some bad, some web site changes” Dec 21, 2016: “Piazza Makes Three Significant Changes To Deal With Privacy Issues” Piazza is a collaborative question-and-answer platform […]