The new appointments come after the former head of the Radeon Technologies Group, Raja Koduri, was sniped by Intel last November. Both Mike Rayfield and David Wang are multi-decade veterans of the technology industry and have had their hands on several projects and GPU developments.
https://www.notebookcheck.net/AMD-hires-industry-veterans-Mike-Rayfield-and-David-Wang-to-lead-the-Radeon-Technologies-Group.279820.0.html