Recorded 24 February 2025. Dan-Virgil Voiculescu of the University of California, Berkeley, presents "Around Free Entropy" at IPAM's Free Entropy Theory and Random Matrices Workshop. Abstract: This will be a background talk about the analogue of entropy in free probability, related notions, applications, and open problems. Learn more online at: https://www.ipam.ucla.edu/programs/workshops/free-entropy-theory-and-random-matrices/