1. Editorial

   • Sukhan Lee
   • Junku Yuh

   Editorial 11 December 2007 Pages: 1 - 1

2. Low-level grounding in a multimodal mobile service robot conversational system using graphical models

   • Plamen Prodanov
   • Andrzej Drygajlo
   • Anil Alexander

   Original Research Paper 30 January 2007 Pages: 3 - 26

3. The null-space-based behavioral control for autonomous robotic systems

   • Gianluca Antonelli
   • Filippo Arrichiello
   • Stefano Chiaverini

   Original Research Paper 14 March 2007 Pages: 27 - 39

4. A unified fuzzy logic approach to trajectory planning and inverse kinematics for a fire fighting robot operating in tunnels

   • A. De Santis
   • B. Siciliano
   • L. Villani

   Original Research 12 May 2007 Pages: 41 - 49

5. Geometric and Bayesian models for safe navigation in dynamic environments

   • C. Laugier
   • Dizan Vasquez
   • O. Aycard

   Original Research 27 July 2007 Pages: 51 - 72

6. The development of an autonomous service robot. Implementation: “Lucas”—The library assistant robot

   • Julie Behan
   • Derek T. O’Keeffe

   Original Research Paper 10 August 2007 Pages: 73 - 89