Chris Hook had been with ATI and then AMD for almost 20 years. The former AMD Senior Director of Marketing could be joining Intel in order to help the company launch its latest discrete GPU, first one in 20 years. AMD promptly found a suitable replacement, announcing that Hook's position will be occupied by Sasa Marinkovic.
https://www.notebookcheck.net/Chris-Hook-leaves-AMD-could-be-joining-Intel.297394.0.html