WASHINGTON POST - Nov 21 - eHarmony.com have built businesses around the belief that people with similarities make better matches in the long run. OppositesConnect.com is betting the reverse is true. Two years ago, Dyrenforth, a professor at Hobart and William Smith Colleges, examined data that had been collected by demographers in Australia, Germany and Britain. In all, 11,625 married couples were included in the study. The traits Dyrenforth looked at were extroversion, agreeableness, conscientiousness, emotional stability and openness to experience - often referred to as "The Big Five" by psychologists. She found that people with high levels of all those characteristics were more likely to be happy with life in general and with their relationships. Emotional stability seemed to be a crucial component for personal happiness. People who have spouses with high levels of agreeableness, conscientiousness and emotional stability were more likely to be happy in their relationships and with life as a whole. As for sharing common characteristics? It didn't seem to matter much. FULL ARTICLE @ WASHINGTON POST