2ndanneassociatebiostatisticiancarecenterclinicalcoatscombatcommandercriticalcudaviddepartmentdirectordrphemergencyepidemiologyexpertgeneralgranthealthhealthcarehowellianinterviewmdmedicalmedicinemphpalliativephdprofessorresearchresearcherrittersarahschmiegesciencesstanleysuccessfulwriterwriting