Duped Dads Fight Back

Friday, Jan. 19, 2007 -- Page 1 -- TIME

It was the lawyers of ancient Rome who came up with the modern definition of fatherhood: Mater semper certa est; pater est quem nuptiae demonstrant (rough translation: The mother is obvious; the father is the one she was married to when the child was born). The Romans, however, didn't have access to genetic testing. . .