1. A general framework for understanding the effects of variability and interruptions on foraging behaviour

   • John M. McNamara
   • Alasdair I. Houston

   OriginalPaper Pages: 3 - 22

2. Methodological problems in evolutionary biology VIII. Biology and culture

   • Bart Voorzanger

   OriginalPaper Pages: 23 - 34

3. Reviews

   • Johan Grasman
   • B. Theunissen
   • J.A.M. van Gisbergen

   ReviewPaper Pages: 35 - 46