1. From the Editor-in-Chief

   • Kimon P. Valavanis

   Editorial 29 December 2012 Pages: 1 - 1

2. An Orientation Invariant Visual Homing Algorithm

   • David Churchill
   • Andrew Vardy

   OriginalPaper 24 August 2012 Pages: 3 - 29

3. The Tracking of a Moving Object by a Mobile Robot Following the Object’s Sound

   • Jongho Han
   • Sunsin Han
   • Jangmyung Lee

   OriginalPaper 02 September 2012 Pages: 31 - 42

4. Design and Implementation of a Novel Spherical Mobile Robot

   • Saber Mahboubi
   • Mir Masoud Seyyed Fakhrabadi
   • Ahmad Ghanbari

   OriginalPaper 04 August 2012 Pages: 43 - 64

5. Design and Implementation of an Inverse Dynamics Controller for Uncertain Nonholonomic Robotic Systems

   • Khoshnam Shojaei
   • Alireza Mohammad Shahri
   • Behzad Tabibian

   OriginalPaper 12 August 2012 Pages: 65 - 83

6. 3D Multi-Layered Normal Distribution Transform for Fast and Long Range Scan Matching

   • Cihan Ulaş
   • Hakan Temeltaş

   OriginalPaper 13 September 2012 Pages: 85 - 108

7. Closed-Curve Path Tracking for Decentralized Systems of Multiple Mobile Robots

   • Lorenzo Sabattini
   • Cristian Secchi
   • Cesare Fantuzzi

   OriginalPaper 12 August 2012 Pages: 109 - 123