Dr. Diana Lopez (UNLV Alumni), Dr. Hassan Ziada, and Dr. Neamat Hassan (both Dental) published a research article titled, “." The article was published online in the Journal of Dental Sciences. The study showed that after being subjected to thermocycling aging, leucite-reinforced glass-ceramics and lithium disilicate glass-ceramics CAD/CAM ceramic crowns exhibited an increase in their marginal discrepancy; however, these were within the accepted clinical range.