John “Barr” Weiner, J.D., is the Director of OGPS’ Office of Global Operations (OGO), overseeing the FDA’s foreign offices located in strategic locations across the globe, and the international policy advisors, regional experts, and global operations and program support staff located at FDA headquarters.

During his tenure at the FDA he has also served as a pre-market/post-market Lead Reviewer and Acting Chief of the Diagnostic X-Ray Systems Branch as well as a Senior Technical Advisor to the Office of In Vitro Diagnostics and Radiological Health. Mr. Gonzalez is a subject matter expert regarding the regulation of electronic product radiation emitting devices and is a contributor to many international consensus standards relating to the testing as well as the basic safety and essential performance of diagnostic x-ray systems and their major components. Mr. Gonzalez has developed and presented training to FDA inspectors performing domestic and international inspections of medical device manufacturers.

Claire is the lead for AmCham China’s government affairs and policies, committees, China-US cooperation projects and signature annual events.

Dr. Sarah McMullen is the Country Director for the FDA China Office. As Country Director, Sarah is the lead representative for FDA in China and oversees work related to FDA’s inspections, engagement with regulatory counterparts and capacity building across regulated commodities in China. Her professional experience has included analytical method development and testing for multiple FDA-regulated commodities, establishment inspections, import operations and policy, and foreign office service. Her FDA career has spanned over 22 years working as a chemist, tissue residue specialist, consumer safety officer, and leader. The last 11 years of her experience has focused on international arenas including import operations and foreign office service.

Marcus Ray joined FDA in 2014 and currently serves as an Assistant Country Director with FDA’s Office of Global Policy and Strategy (OGPS), Beijing China Office. Mr. Ray has experience in conducting both domestic (US) and foreign pharmaceutical inspections. Prior to joining FDA’s Beijing Office, Mr. Ray performed pharmaceutical inspections for the Office of Regulatory Affairs (ORA), serving as a member of the Dedicated Foreign Drug Cadre. Mr. Ray earned a Bachelor of Science (B.S.) degree in Biology (Micro) from Hampton University and Master of Public Health (MPH) degree from Liberty University.