Daniel Liberzon

Papers

Total Citations

172

H-Index

About

Daniel Liberzon is a leading figure in nonlinear control theory, with a particular focus on hybrid systems, switching control, and the stabilization of nonholonomic systems. His foundational work addresses the challenge of controlling systems with parametric uncertainty, where traditional smooth feedback fails. In his highly cited 1999 paper (110 citations), Liberzon introduced a logic-based switching strategy to stabilize a nonholonomic integrator—a model for wheeled mobile robots—despite unknown parameters, effectively solving the "parking problem" for a unicycle with uncertain dynamics. This work, alongside a companion paper (62 citations), established a rigorous framework for supervisory control, demonstrating how discrete switching between candidate controllers can achieve asymptotic stability. Liberzon’s contributions have profoundly influenced the design of robust controllers for autonomous vehicles and robotic systems. His research bridges theory and application, earning him recognition as a pioneer in switched and hybrid systems. With over a decade of impact, his papers remain essential reading for students and engineers tackling uncertainty in mechanical and robotic control.