Trusting research over their guts, scientists in New Zealand and Canada examined the phenomenon Stephen Colbert, comedian and news satirist, calls "truthiness" -- the feeling that something is true. In four different experiments they discovered that people believe claims are true, regardless of whether they actually are true, when a decorative photograph appears alongside the claim. The work is published online in the Springer journal, Psychonomic Bulletin & Review.
People often exercise control over us by using advertising to influence our our decision-making process such that we develop desires to obtain the items being advertised. Scientists are researching the influence of advertising in our lives. Here are links to some of their research.