30% of those named as fathers bilked of child support unjustly

Article here. Excerpt:

"WASHINGTON – More than three years ago, a Maine district court judge ruled that Geoffrey Fisher no longer had to pay child support for a child that wasn't his.

But that didn't stop the state from revoking Fisher's driver's license and coming after him for thousands of dollars it says he owes in back payments.

...
As the nation experiences an unprecedented increase in unwed motherhood, more men are finding themselves named as "fathers," for purposes of child support, simply because of their ability to pay, say several recent studies.

It's called "paternity fraud," and one state that examined the problem found as many as 30 percent of those paying child support were, indeed, not the biological fathers of the children being supported."