INTERACTIVE
Population Reference Bureau . Fast interactive statistics, including historical trends, on the U.S. as a whole. www.prb.org

"Six Billion Human Beings" - Musée de l'Homme, Paris. A wonderful interactive site created by France's national anthropology museum to lend personal scale to some very large numbers. www-popexpo.ined.fr/english.html

DATA
UC Irvine Library. A guide for all entering students in the Demography & Social Analysis (DASA) Program. https://guides.lib.uci.edu/DASA

Counting California. Gateway to information, facts, and data about the Golden State. http://countingcalifornia.cdlib.org

California Department of Finance. Umbrella site for the Population Research Unit, "official source of demographic data for State planning and budgeting." Downloadable version of the current California Statistical Abstract. www.dof.ca.gov

Center for Demographic Research (CDR) at California State University, Fullerton. Definitive source of local-area and intercensal population, housing, and employment data for Orange County, California (the home of UC Irvine). www.fullerton.edu/cdr/

U.S. Census Bureau. Comprehensive source from "America's Factfinder." Data and search engines galore, including the fascinating list of "Frequently occurring first names and surnames." (Click “People > Genealogy”.) How many Americans have your name? www.census.gov

ANALYSIS & EXPLANATION
Population Reference Bureau. Authoritative publisher of demographic literature for lay readers and students, including the ever-popular "World Population Data Sheet." www.prb.org

Public Policy Institute of California. In-depth, issue-oriented surveys and analyses of California population, politics, and economy. www.ppic.org

SOFTWARE
Constella Futures Group. Free software (with particular relevance to developing countries), including a well-conceived module (SPECTRUM/DemProj) for cohort-component projections. http://futuresgroup.com/resources

PROFESSIONAL ASSOCIATIONS
American Sociological Association Section on the Sociology of Population www.asanet.org/sections/population.cfm

Population Association of America http://www.popassoc.org/