From a career at NIH where he was Chief of the Genetic Disease Branch to academic Chief of Medical Genetics at UCSF to his current business title of Chief Medical Officer at InVitae, Bob Nussbaum has been a central figure in the field of genetic testing. A chief among chiefs. Today he gives our State of Genetic Testing: 2020 Edition. Our approach is to ask Bob to weigh into the recent debates that have come up this past year. And they can be summarized into one question. Even one word. "Expanded."