Why are we so interested in foresnics?

More than twenty years ago, Patricia Cornwell originated the modern-day forensic thriller. In so doing, she changed the face of contemporary crime fiction with the creation of medical examiner Dr. Kay Scarpetta. Since then, she has been often imitated, but never copied and continues to be the #1 bestselling crime writer in the world today. My conversation with Patricia Cornwell about her latest Kay Scarpetta novel, Red Mist