Maybe that fear of commitment is what is kept 20 million single women away from the polls in 2004. Or maybe it’s the fact that young professional single women are highly mobile, single moms are highly busy and single grannies don’t drive anymore, so getting to a polling station is tougher than it used to be.

Barbara Streisand: There are 47 million single women eligible to vote in America. At present, 20 million of these women are not voting.

The "unmarried" bloc is emerging as this year's trendy political moniker, the granddaughter of the coveted "soccer moms" and "NASCAR dads" micro-targeted by campaigns past.

Unmarried women voters — often dubbed the "Sex and the City" vote — have become hot political commodities in the 2008 race for the White House.

During the run-up to the 2004 election, I traveled around the country in support of John Kerry. Day after day on the road, I was blown away by the unbelievable women I met. From Hollywood to Hoboken, I saw first hand that this country is made-up of amazing women who do their best to make their lives and the lives of those around them better.