log rolling, agenda setting, coalition building and other deal making activities, unquote. they suggest women make better politicians because they have to. consider that women hold less than one in five of all national elected offices. so the ones who make it to washington, they'd better be pretty good. the study concludes that in order to overcome any bias against women in leadership roles, these female politicians have to work even harder in order to just be seen as equals. sound familiar? they call their study the jackie and jill robinson effect, a reference to the first african-american baseball player in the major leagues. he was also one of the greatest that ever played. the comparison here is that because of racism during robinson's era, black baseball players had to be better than whites just to make it to the big leagues. so here's the question. why do you think women politicians are more effective than men? go to cnn.com/caffertyfile and share your thoughts. i'm through now with my hard