For a more vivid look at the importance of medical practices in lowering health-care costs and improving health-care quality, read this amazing article on the power of autopsies, and why we should be upset that hospitals have largely stopped conducting them. That we prefer to spend a lot of money to conduct MRIs and other expensive scans, despite their often dubious utility, rather than a little money to conduct autopsies, despite their frequently fantastic payoffs, is the sort of thing that both drives our health-care costs and rarely gets talked about when we’re discussing policy solutions.