Genetic Tests Are Everywhere, But How Reliable Are They? – The Boston Globe

Read article - Quotes H. Gilbert Welch, professor of medicine and of the Dartmouth Institute for Health Policy and Clinical Practice, and professor of economics, about the overuse of genetic tests. "In some ways it's easy for us to try and find something definitive and act on that even though it has nothing to do with what is wrong with the patient," says Welch. "Genetics is an amazing tool. . . but to what extent does that data predict something that you care about? Is it useful knowledge?"