Why do some young people step easily into leadership roles while others struggle to get a foot in the door? New research sheds light on the answer.

Though all humans are inherently equal in their needs and biological construction, they are hardly such in real social life. They are stratified along different arbitrary identities of caste, creed, ...

For a spotted hyena on the Serengeti, social status is everything. Clans adhere to a strict hierarchy of dominance among adult females. Now, a group of researchers has found social status is more than ...