The 20th IFAC Symposium on System Identification will take place from Wednesday to Friday, July 17–18, at Northeastern University in Boston, MA. This symposium will cover a broad range of topics, including system identification, machine learning techniques for decision-making and control of dynamic processes, experimental modeling, signal processing, adaptive control, and reinforcement learning. It will feature theoretical, methodological, and scientific advancements across various application areas. To emphasize practical applications and industrial perspectives, participation from industry professionals is highly encouraged. For detailed information on the topics, please refer to the call for papers.