full story: http://shine.yahoo.com/parenting/pacifi ... 00328.htmlscientists evaluated over 100 kids and found that that six and seven-year-old boys who had heavily used pacifiers were worse at mimicking emotions expressed by faces on a video. They also interviewed more than 600 college students and discovered that college-age men whose parents reported they had relied on pacifiers scored lower on tests measuring empathy and the ability to evaluate the moods of others. For girls and young women, the researchers found there was no difference in emotional maturity based on pacifier use.
"Females tend to be more precise both in both expressing and reading emotional cues
