“This report shines a bright light on a pattern of errors, omissions and bias in the textbooks reviewed,” explained ACT! for America Education founder Brigitte Gabriel in an email. “To give you just one example of the errors our research uncovered, in discussing the 9/11 attacks, the textbooks typically fail to mention the perpetrators were Muslims or that they acted in the cause of Islamic jihad. In one book the terrorists are portrayed as people fighting for a cause.