'On his show Thursday, anchor Lou Dobbs highlighted a new study showing that four in 10 households now have female, rather than male, breadwinners. One of Dobbs' guests, Erick Erickson, called it "anti-science" and said women should not be competing for a "dominant role" in a family. "Having moms as the primary breadwinner is bad for kids and bad for marriage," Erickson continued'