From this month's issue of Men's Health: "A Harvard study found that dressing comfortably can boost brainpower. In a study of 88 students, those wearing sweats earned higher markes on cognitive-ability tests than those in suits. 'We had assumed that looking good made people feel good and helped them perform better,' says lead author Richard Bell, Ph.D. Instead, discomformt may distract the brain and make it harder to retrieve information." Maybe we're on to something with this business casual thing after all.