1. Social Behavior: From Cooperation to Language

   • Sara Mitri
   • Julien Hubert
   • Markus Waibel

   Guest Editorial 20 March 2015 Pages: 99 - 102

2. What Does “Society” Look Like?

   • Linnda R. Caporael

   OriginalPaper 20 March 2015 Pages: 103 - 107

3. Multiple Levels of Recognition in Ants: A Feature of Complex Societies

   • Patrizia d’Ettorre

   OriginalPaper 20 March 2015 Pages: 108 - 113

4. Public Goods With Punishment and Abstaining in Finite and Infinite Populations

   • Christoph Hauert
   • Arne Traulsen
   • Karl Sigmund

   OriginalPaper 20 March 2015 Pages: 114 - 122

5. Gestures of Despair and Hope: A View on Deliberate Self-harm From Economics and Evolutionary Biology

   • Edward H. Hagen
   • Paul J. Watson
   • Peter Hammerstein

   OriginalPaper 20 March 2015 Pages: 123 - 138

6. Evolution of Cooperation and Coordination in a Dynamically Networked Society

   • Enea Pestelacci
   • Marco Tomassini
   • Leslie Luthi

   OriginalPaper 20 March 2015 Pages: 139 - 153

7. Conventionalization of Linguistic Knowledge Under Communicative Constraints

   • Tao Gong
   • Andrea Puglisi
   • William S.-Y. Wang

   OriginalPaper 20 March 2015 Pages: 154 - 163

8. Ecological Models of Language Competition

   • Anne Kandler
   • James Steele

   OriginalPaper 20 March 2015 Pages: 164 - 173

9. Language and the Free-Rider Problem: An Experimental Paradigm

   • Gareth Roberts

   OriginalPaper 20 March 2015 Pages: 174 - 183