If, as Darwin suggests, evolution relentlessly encourages the survival of the fittest, why are humans compelled to live in cooperative, complex societies? In th

Matt Ridley explores such perplexing conundrums as why, if humans are such egoistical beings, don't they behave as rational fools and forego the benefits of coo

Why are people nice to each other? What are the reasons for altrusim? Matt Ridley explains how the human mind has evolved a special instinct for social exchange

From the age of Darwin to the present day, biologists have been grappling with the origins of our moral sense. Why, if the human instinct to survive and reprodu

Lester Hunt examines in detail areas such as Nietzsche's views on human rights, his `anti-political` stance and his unusual use of the idea of `experimentation'