...Tracy Langkilde; Richard Shine SUMMARY Research on live vertebrates is regulated by ethics committees, who prohibit `excessively stressful' procedures. That judgment is based on intuition – a notoriously unreliable criterion when dealing with animals phylogenetically distant from humans...

...Andrew Spielman SUMMARY The conceptual basis of public health entomology developed at the turn of the twentieth century with the seminal experiments that guided the first vector-directed interventions. Within 50 years, technological advances built confidence in the power of research to resolve...