TimeZone writes "Apparently, even subliminal exposure to the Apple logo can make you 'think different.' Researchers at Duke University subjected participants to subliminal images of the iconic Apple and IBM logos (during what subjects thought was a visual acuity test), and those who were shown the Apple logo generated more creative ideas after the test than did those who were shown the IBM logo. In a second test, subjects exposed to the Disney logo acted more honestly than those who saw an E! Channel logo."
Here's a preprint of the paper
(PDF) due for publication in the Journal of Consumer Research.