Colloquium dei XL, Accademia Nazionale delle Scienze , May 2020
PROTEUS seminar 2022, Depertment of Philosophy, Univ. of Milan, February 2022
Global Noncommutative Geometry Seminar, December 2021
Mathematical Picture Language Seminar, Harvard University , May 2020
Strings 2018, Okinawa, June 2018
Workshop Subfactors, K-theory and conformal field theory, 12th June 2017
Roberto Longo: Noncommutative Geometry: State of the Art and Future Prospects, Alain Connes 70th Birthday, Shanghai 2017
Roberto Longo: KMS states in Conformal Field Theory
Workshop on Algebraic Quantum Field Theory – the first 50 Years, Göttingen, July 2009
Video: Standard Subspaces and Applications to Quantum Field Theory
Intervista a Tor Vergata TV, Settembre 2008
Workshop on Subfactors and Algebraic Aspects of Quantum Field Theory, MSRI, Berkeley, December 2000
Video: Completely Rational Conformal Quantum Field Theory