Zappavigna's 2012 book, "Discourse of Twitter and Social Media: How We Use Language to Create Affiliation on the Web," expands upon the concept of "ambient affiliation" introduced in her 2011 journal article and, as a review by Rachelle Vessey states, "ultimately it presents new and innovative ways of approaching the discourse of Twitter, a type of data that had yet to be examined from a linguistic perspective".