Outline 00:00 - Intro 01:50 - Running marathons  05:19 - The Center 13:28 - On creativity 15:24 - From algebraic system theory to moment problems 43:39 - The gap metric 58:33 - The longstanding friendship and collaboration with M. Smith 01:11:30 - On causality and the arrow of time  Links Tryphon’s website: https://georgiou.eng.uci.edu/ People in control interview: https://tinyurl.com/4nw5s9p6 R. Kalman: https://tinyurl.com/mux93t32 A. Tannenbaum: https://tinyurl.com/2pws6rzd Moment problem - https://tinyurl.com/3u38xy9f Nevanlinna–Pick interpolation - https://tinyurl.com/3nw56kj Ph.D. Thesis: https://tinyurl.com/3c5ba8fr On the computation of the gap metric: https://tinyurl.com/tamnufma Uncertainty in Unstable Systems: The Gap Metric - https://tinyurl.com/4w7sn73n Vidyasagar’s paper on the graph metric - https://tinyurl.com/5xn3rks6 Optimal robustness in the gap metric - https://tinyurl.com/7axewjpy M. Smith - https://tinyurl.com/3ym2fbp9 M. Vidyasagar - https://tinyurl.com/4fnwtjv7 K. Glover - https://tinyurl.com/45zwpva9 C. Foias - https://tinyurl.com/wxt378tj Commutant lifting theorem - https://tinyurl.com/bdfzxnf2 D. Sarason - https://tinyurl.com/5n6n568f Robust Stability of Feedback Systems: A Geometric Approach Using the Gap Metric - https://tinyurl.com/bbv2hmy8 Intrinsic difficulties in using the doubly-infinite time axis for input-output control theory - https://tinyurl.com/3cdbc9n2 Erdős number - https://tinyurl.com/bdex5pf6 Causal system - https://tinyurl.com/ythze2h7 Feedback control and the arrow of time - https://tinyurl.com/2 Support the showPodcast info Podcast website: https://www.incontrolpodcast.com/ Apple Podcasts: https://tinyurl.com/5n84j85j Spotify: https://tinyurl.com/4rwztj3c RSS: https://tinyurl.com/yc2fcv4y Youtube: https://tinyurl.com/bdbvhsj6 Facebook: https://tinyurl.com/3z24yr43 Twitter: https://twitter.com/IncontrolP Instagram: https://tinyurl.com/35cu4kr4 Acknowledgments and sponsors This episode was supported by the National Centre of Competence in Research on «Dependable, ubiquitous automation» and the IFAC Activity fund. The podcast benefits from the help of an incredibly talented and passionate team. Special thanks to L. Seward, E. Cahard, F. Banis, F. Dörfler, J. Lygeros, ETH studio and mirrorlake . Music was composed by A New Element.