1. Guest Editorial

   • Tucker Balch
   • Lynne E. Parker

   OriginalPaper Pages: 207 - 208

2. Hierarchic Social Entropy: An Information Theoretic Measure of Robot Group Diversity

   • Tucker Balch

   OriginalPaper Pages: 209 - 238

3. Lifelong Adaptation in Heterogeneous Multi-Robot Teams: Response to Continual Variation in Individual Robot Performance

   • Lynne E. Parker

   OriginalPaper Pages: 239 - 267

4. Grounded Symbolic Communication between Heterogeneous Cooperating Robots

   • David Jung
   • Alexander Zelinsky

   OriginalPaper Pages: 269 - 292

5. Heterogeneous Teams of Modular Robots for Mapping and Exploration

   • Robert Grabowski
   • Luis E. Navarro-Serment
   • Pradeep K. Khosla

   OriginalPaper Pages: 293 - 308

6. CONRO: Towards Deployable Robots with Inter-Robots Metamorphic Capabilities

   • Andres Castano
   • Wei-Min Shen
   • Peter Will

   OriginalPaper Pages: 309 - 324

7. A Probabilistic Approach to Collaborative Multi-Robot Localization

   • Dieter Fox
   • Wolfram Burgard
   • Sebastian Thrun

   OriginalPaper Pages: 325 - 344

8. Multiagent Systems: A Survey from a Machine Learning Perspective

   • Peter Stone
   • Manuela Veloso

   OriginalPaper Pages: 345 - 383