“…More than exposure, the perception of an engaging and natural style of communication in the posts (Kelleher, 2009) was associated with changes in brand evaluations. Several other studies have shown that the interactivity that brings about the perception of a conversational human voice is an important driver of positive effects of exposure to brands in social media (e.g., van Noort & Willemsen, 2011;Park & Lee, 2013;Sweetser & Metzgar, 2007;Yang, Kang, & Johnson, 2010).…”