SPOTLIGHT: Avandia critic an industry watchdog

So what's the story with Dr. Steven Nissen? The cardiologist who chairs the Cleveland Clinic's department of cardiovascular medicine made international headlines when he released a study suggesting that blockbuster diabetes drug Avandia posed greater heart health risks than expected. But this isn't the first time that Nissen has had a major impact on the drug industry. For years, Nissen has been an influential watchdog, respected by legislators on Capitol Hill and feared by pharmas. Article