The Texas jury that ruled the prescription drug Vioxx was responsible for the death of a 59-year-old jogger, Robert Ernst, may have been duped by a questionable scientific theory introduced by the plaintiff's attorney, Mark Lanier. The theoretical sequence of events concocted by him to link Vioxx to Ernst's death -- a blood clot leading to a heart attack and then to a fatal arrhythmia... -- was contrary to Ernst's autopsy.... The jury's verdict shows that our system is failing to provide justice reliably in medical cases. The remedy? Specialized state medical courts, where judges stop lawyers and hired-gun witnesses...