Explore an advanced lecture on free probability theory focusing on upgrading subordination properties, delivered by Serban Belinschi from the Institut de Mathématiques de Toulouse. Delve into complex mathematical concepts as part of the Workshop on Operator Algebras and Applications: Free Probability at the Fields Institute. Gain insights into the latest developments in operator algebras and their applications over the course of 51 minutes, contributing to the broader Thematic Program on Operator Algebras and Applications.