Population Reference Bureau

Population Reference Bureau

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The Population Reference Bureau (PRB) is a private, nonprofit organization which informs people around the world about population, health and the environment for research or academic purposes. It was founded in 1929 by Guy Irving Burch with the support of biogerontologist  Raymond Pearl
Raymond Pearl
Raymond Pearl was an American biologist, regarded as one of the founders of biogerontology. He spent most of his career at Johns Hopkins University in Baltimore....

, who at the time had worked as both a scientist at John Hopkins University and as a president of the American Statistical Association
American Statistical Association
The American Statistical Association , is the main professional US organization for statisticians and related professions. It was founded in Boston, Massachusetts on November 27, 1839, and is the second oldest, continuously operating professional society in the United States...


The Organization focuses on 7 core themes: reproductive health
Reproductive health
Within the framework of the World Health Organization's definition of health as a state of complete physical, mental and social well-being, and not merely the absence of disease or infirmity, reproductive health, or sexual health/hygiene, addresses the reproductive processes, functions and system...

 and fertility, global health, children and families, world population
World population
The world population is the total number of living humans on the planet Earth. As of today, it is estimated to be  billion by the United States Census Bureau...

, the environment
Natural environment
The natural environment encompasses all living and non-living things occurring naturally on Earth or some region thereof. It is an environment that encompasses the interaction of all living species....

, and population futures (which includes aging, inequality and poverty, migration and urbanization, and gender).

PRB analyzes complex demographic data and research to provide the most objective, accurate, and up-to-date population information in formats easily understood by advocates, educators, students, journalists, and decision makers. Selected PRB publications are also translated into Arabic, Chinese, French, Portuguese, and Spanish.

PRB's annual World Population Data Sheet is a double-sided wallchart that presents data from 200 countries on important demographic and health variables such as total population, fertility rates, infant mortality rates, HIV/AIDS prevalence, and contraceptive use.

PRB's online DataFinder http://www.prb.org/Datafinder.aspx allows users to search a database of hundreds of demographic, health, economic, and environment variables for countries, world regions, and states in the United States.

PRB Discuss Online http://discuss.prb.org is an ongoing series of online discussions with demographic experts covering population, health, and environment topics.