Technology has given people more ways to connect, but it has also given them more opportunities to lie. Back in 2004, communication researcher Jeff Hancock and his colleagues had 28 students report the number of social interactions they had via face-to-face communication, the phone, instant messaging and email over seven days. Students also reported the number of times they lied in each social interaction. The results suggested people told the most lies per social interaction on the phone. The fewest were told via email. Despite changes in the way people communicate over the past two decades, lying has continued to...