Eye-catching studies that didn't make the final cut:
Children's understanding of transfer of ownership.
Using the implicit association test to change, rather than simply measure, people's attitudes.
Baby-faced politicians deemed to be less competent.
The use of psychiatric and psychological evidence in the assessment of terrorist offenders.
Violations described in easier to read font are judged to be less morally wrong.
Differences in Japanese and American descriptions of happiness. (Hat Tip: Mind Hacks).
A new objective measure of anhedonia (a loss of motivation for reward).