tl;dr version (snap summary) = the web offers cheap data and subjects, but anonymity can erode contexts. Annual Review Psychology 2006. 57:529–55 doi: 10.1146/annurev.psych.57.102904.190048 Abstract:  “This chapter reviews studies published in American Psychological Association (APA) journals from 2003–2004 and additional studies (received in response to listserv requests) that used the Internet to collect data (N […]