View a FREE sample

Jared Diamond

This character is a professor of physiology at the UCLA Medical School. He has authored several books that share similar themes. He is widely regarded as fair and thorough in his treatment of difficult social subjects.

Charles Darwin

This character was an English naturalist who is most-widely known for producing a vast amount of evidence documenting the rise of species through evolutionary change driven by the causative agent of natural selection.

Charles Sibley and Jon Ahlquist

These characters are two American genetic scientists who studied genetic variability within bird species. They realized that the rate of genetic change for non-vital genes was probably constant over time, and from 1973 to 1980 they embarked on an exhaustive examination of genetic variability among roughly 1,700 species of birds.

Robert Seyfarth and Dorothy Cheney

These characters conducted a series of field experiments in 1977, experiments that conclusively demonstrated that vervet monkeys respond in...

(read more Character Descriptions)

This section contains 496 words (approx. 2 pages at 300 words per page) View a FREE sample