From the contents: An Efficient QR algorithm for a Hessenberg Submatrix of a Unitary Matrix -- Quantum subRiemannian dynamics -- A Homotopy Continuation Solution of the Covariance Extension Equation -- Set-point boundary control for a viscous Burgers equation -- Semi-tensor Product of Matrices and its Applications to Dynamic Systems -- From Empirical Data to Multi-Modal Control Procedures -- Durable Goods and the Distribution of Wealth -- Endomorphisms of Hopf algebras and a little bit of control -- Conditioned invariant subspaces and the geometry of nilpotent matrices -- Local Robustness of Hyperbolic Limit Cycles -- Low Codimension Control Singularities for Single Input Nonlinear Systems -- Ellipsoidal Techniques for Hybrid Dynamics: the Reachability Problem -- Controlling the Shape of a Muscular Hydrostat: A tongue or tentacle -- A Coordinate-Free Approach to Tracking for Simple Mechanical Systems On Lie Groups -- Efficient Autonomous Underwater Vehicle Communication Networks using Optimal Dynamic Flows.This volume contains a collection of papers in control theory and applications presented at a conference in honor of Clyde Martin on the occasion of his 60th birthday, held in Lubbock, Texas, November 14-15, 2003.