1. The Robotics Institute, Carnegie Mellon University,Pittsburgh, PA,USA
2. Ritsumeikan University,The Department of Science and Engineering,Kusatsu,Japan
3. The Birla Institute of Technology & Science - Pilani,Goa,India
4. The College of Social Science and Public Policy, Florida State University,USA
5. Raytheon Professor of Computer Science and Engineering, Texas A&M University,USA