Neural representation and the evolution of signal form / Magnus Enquist and Anthony Arak -- Constraints on information processing and their effects on behavior / Reuven Dukas -- Evolutionary ecology of learning / Reuven Dukas -- The cognitive ecology of song communication and song learning in the song sparrow / Michael D. Beecher, S. Elizabeth Campbell, and J. Cully Nordby -- Cognitive ecology of navigation / Fred C. Dyer -- The ecology and neurobiology of spatial memory / David F. Sherry -- Risk-sensitive foraging: decision making in variable elements / Melissa Bateson and Alex Kacelnik -- Behavioral decisions about foraging and predator avoidance / Ronald C. Ydenberg -- Evolutionary ecology of partner choice / Lee A. Dugatkin and Andrew Sih -- Cognitive ecology: prospects / Reuven Dukas.