Contents: Editorial (H I Christensen et al.); The Harvard Binocular Head (N J Ferrier & J J Clark); Heads, Eyes, and Head-Eye Systems (K Pahlavan & J-O Eklundh); Design and Performance of TRISH, a Binocular Robot Head with Torsional Eye Movements (E Milios et al.); A Low-Cost Robot Camera Head (H I Christensen); The Surrey Attentive Robot Vision System (J R G Pretlove & G A Parker); Layered Control of a Binocular Camera Head (J L Crowley et al.); SAVIC: A Simulation, Visualization and Interactive Control Environment for Mobile Robots (C Chen & M M Trivedi); Simulation and Expectation in Sensor-Based Systems (Y Roth & R Jain); Active Avoidance: Escape and Dodging Behaviors for Reactive Control (R C Arkin et al.);