Explore privacy concepts, definitions, procedures, and open problems in this conference talk delivered by John Duchi at the Centre International de Rencontres Mathématiques in Marseille, France. Delve into mathematical statistics as part of the thematic meeting "Meeting in Mathematical Statistics" held on December 18, 2023. Access this 1-hour and 5-minute recording through CIRM's Audiovisual Mathematics Library, which offers enhanced features such as chapter markers, keywords, abstracts, bibliographies, and Mathematics Subject Classification. Utilize the multi-criteria search function to find related content by author, title, tags, or mathematical area. Gain insights into privacy-related challenges and advancements in the field of mathematical statistics from this comprehensive presentation.