Achilles Karagiozis joins the National Renewable Energy Laboratory (NREL) as the new director of the Buildings and Thermal Sciences Center on Feb. 19. Karagiozis will manage a team of approximately 100 researchers who are advancing the lab’s buildings and thermal sciences research.   “Achilles’ expertise will bolster NREL’s efforts to transform energy through buildings science and integration,” said Johney Green, associate lab director for Mechanical and Thermal Engineering Sciences at NREL. “He...