This article is part of a Nature series examining data on ethnic or racial diversity in science in different countries. See also: How UK science is failing Black researchers — in nine stark charts.

Many of the patterns described in this report vary by caste. In India, castes are hereditary social classes. Historically, the caste someone was born into determined their status in the social ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

Why do people defend social systems that oppress them? Why do the marginalized sometimes work to uphold structures and arrangements that limit their potential? These questions are not just ...

Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over 35 years of diverse financial management experience. He is an expert on personal finance, corporate finance ...

CHRISTIANE AMANPOUR, CHIEF INTERNATIONAL ANCHOR: And turning now to the United States, where our next guest says the death of Tyre Nichols is the latest tragedy to shine a light on the nation’s ...

In her extensively researched new book, “Caste: The Origins of Our Discontents,” Pulitzer Prize-winning journalist Isabel Wilkerson argues the United States’ racial hierarchy should be thought of as a ...