Robin Bartolo; the former director of sales & marketing at Gemological Institute of America (GIA) Instruments, is the new account executive for global sales at the World Jewelry Center (WJC). Bartolo was alo reposnsible for global sales and new product promotion at GIA. He was also the global sales manager for KerrLab in Orange California. %% WJC Managing Director Bill Boyajian said in a statement. "Robin has a lot of experience working with manufacturers worldwide. He has a great reputation for technical expertise and professionalism, and he understands the needs of the industry."