Democratic presidential candidate and former U.S. Senator Edwards speaks during a community meeting at the City High School in Iowa City

 
Democratic presidential candidate and former U.S. Senator Edwards speaks during a community meeting at the City High School in Iowa City
Democratic presidential candidate and former U.S. Senator John Edwards speaks during a community meeting at the City High School in Iowa City, Iowa in this November 19, 2007 file photo. Candidates trumpet their voting records, their experience and their strong principles. But unless they pass a basic test of likability, their chances of making it all the way to the White House are slim. To match feature USA-POLITICS/LIKABILITY REUTERS/Shannon Stapleton/Files (UNITED STATES)