1. From the Editor-in-Chief

   • Kimon P. Valavanis

   Editorial 03 September 2015 Pages: 285 - 285

2. Foot Force Based Reactive Stability of Multi-Legged Robots to External Perturbations

   • Mahdi Agheli
   • Stephen S. Nestinger

   OriginalPaper 10 June 2015 Pages: 287 - 300

3. Humanoid Posture Selection for Reaching Motion and a Cooperative Balancing Controller

   • Inho Lee
   • Jun-Ho Oh

   OriginalPaper 16 May 2015 Pages: 301 - 316

4. Modular Robotic Systems: Characteristics and Applications

   • Hossein Ahmadzadeh
   • Ellips Masehian
   • Masoud Asadpour

   OriginalPaper 18 June 2015 Pages: 317 - 357

5. Response Strategy to Environmental Cues for Modular Robots with Self-Assembly from Swarm to Articulated Robots

   • Haiyuan Li
   • Tianmiao Wang
   • Cai Meng

   OriginalPaper 16 May 2015 Pages: 359 - 376

6. A Modular Self-Reconfigurable Robot with Enhanced Locomotion Performances: Design, Modeling, Simulations, and Experiments

   • Ying Zhang
   • Guangming Song
   • Huiyu Sun

   OriginalPaper 04 June 2015 Pages: 377 - 393

7. Autonomous Detection of Weld Seam Profiles via a Model of Saliency-Based Visual Attention for Robotic Arc Welding

   • Yinshui He
   • Yuxi Chen
   • Shanben Chen

   OriginalPaper 28 March 2015 Pages: 395 - 406

8. Multiple Model Q-Learning for Stochastic Asynchronous Rewards

   • Jeffrey S. Campbell
   • Sidney N. Givigi
   • Howard M. Schwartz

   OriginalPaper 02 May 2015 Pages: 407 - 422

9. Development of a Rotorcraft Micro air Vehicle for Indoor Flight Research

   • Li Fu
   • Lingling Wang
   • Xi Yang

   OriginalPaper 04 March 2015 Pages: 423 - 441

10. Robust Model Predictive Flight Control of Unmanned Rotorcrafts

    • Kostas Alexis
    • Christos Papachristos
    • Anthony Tzes

    OriginalPaper 12 June 2015 Pages: 443 - 469

11. Dual–Authority Thrust–Vectoring of a Tri–TiltRotor employing Model Predictive Control

    • Christos Papachristos
    • Kostas Alexis
    • Anthony Tzes

    OriginalPaper 12 May 2015 Pages: 471 - 504

12. Cooperative Tracking a Moving Target Using Multiple Fixed-wing UAVs

    • Mingfeng Zhang
    • Hugh H. T. Liu

    OriginalPaper 13 June 2015 Pages: 505 - 529

13. Vision-aided Estimation of Attitude, Velocity, and Inertial Measurement Bias for UAV Stabilization

    • Shiyu Zhao
    • Feng Lin
    • Tong H. Lee

    OriginalPaper 11 February 2015 Pages: 531 - 549

14. Giovanni Saggio: Principles of Analog Electronics

    • Fotios Kanellos

    Book Review 21 May 2015 Pages: 551 - 552