Explore the third part of a comprehensive lecture on random walks on groups, delivered by Richard Aoun at the Centre International de Rencontres Mathématiques in Marseille, France. Delve into advanced mathematical concepts during this 1 hour 30 minute conference talk, recorded as part of the thematic meeting "An introduction to dynamics on surfaces and random walks" on July 25, 2024. Access this video and other presentations by renowned mathematicians through CIRM's Audiovisual Mathematics Library, featuring chapter markers, keywords, enriched content with abstracts and bibliographies, and a multi-criteria search function for easy navigation and in-depth study of various mathematical areas.