Explore a 41-minute lecture by Anna Duwenig from Katholieke Universiteit Leuven, delivered at the Fields Institute on September 19, 2023. Delve into the intricacies of the Zappa–Szép product of a Fell bundle by a groupoid, as part of the Workshop on Operator Algebras and Applications: Symmetry and Structure. Gain insights into this advanced mathematical concept within the broader context of the Thematic Program on Operator Algebras and Applications. Access the detailed abstract for a comprehensive overview of the talk's content and its significance in the field of operator algebras.