Figure 2: The MTurk worker network. Light circles represent U.S. workers and dark circles represent non-U.S. workers. Light-gray links indicate communication via one-on-one media, such as phone calls, emails, text messages, instant messages, or video chatting. Colored links indicate communication via an online forum where pink represents Reddit’s HITs Worth Turking For, red represents MTurkgrind, orange represents TurkerNation, blue represents Facebook, and green represents MTurk Forum. Ming Yin
Figure 3: The percentage of connected workers who did our “Facebook-Lite” HIT (shown in Figure 2), in successive groups of 200, ordered chronologically. Ming Yin