Providing or hiding information: On the evolution of amplifiers and attenuators of perceived quality differences Oren HassonDan CohenAvi Shmida OriginalPaper Pages: 269 - 283
Methodological problems in evolutionary biology Patsy HaccouWim J. van der Steen OriginalPaper Pages: 285 - 295
Dimensional analysis of RR dynamic in 24 hour electrocardiograms H. BettermannP. Van Leeuwen OriginalPaper Pages: 297 - 312
A Constant of temporal structure in the human hierarchy and other systems Peter W. Barlow OriginalPaper Pages: 321 - 328
On the interpretation of the asymmetrical leaf of Begonia By D'Arcy Thompson Denis BarabéStéphane DaigleLuc Brouillet OriginalPaper Pages: 329 - 332
Short note on the mechanics in the contact behaviour of cells Sasadhar De OriginalPaper Pages: 333 - 337
Ethics, animals and the environment: A review of recent books Wim J. van der Steen OriginalPaper Pages: 339 - 347