 DALLAS NEW YORK--BUSINESS WIRE--Signify Health, Inc. NYSE: SGFY, a leading value-based healthcare platform that leverages advanced analytics, technology and nationwide healthcare provider networks, today announced the appointment of Susan Yun as Chief People Officer. Susan brings to Signify Health nearly 30 years of experience in strategic HR leadership in mid-size and large companies, including Information Builders, the Juvenile Diabetes Research Foundation and General Electric Corporati 