Second Demographic Transition (SDT)

Project

This project examines the Second Demographic Transition (SDT) in the U.S. Regional patterns and trends are documented for key indicators of the SDT, including marriage and fertility postponement and rising cohabitation rates. This project also looks at correlates with ideational changes, in particular politics and religion.

Researchers

Ron Lesthaeghe, PhD Visiting Professor, Sociology Dept. and Population Studies Center, University of Michigan

Lisa Neidert, PhD Senior Research Associate, Population Studies Center, University of Michigan

Training

Ph.D training opportunities at the Population Studies Center are available related to this research.

Visuals

Comparison of maps and cartograms

SDT factor (map)

SDT factor (cartogram)

Presidential vote in 2004 (map)

Presidential vote in 2004 (cartogram)

Marriage Postponement/Fertility component of SDT (map)

Marriage Postponement/Fertility component of SDT (cartogram)

Cohabitation component of SDT (map)

Cohabitation component of SDT (cartogram)

Vulnerable young mothers and children factor (map)

Vulnerable young mothers and children factor (cartogram)

The Political Significance of the Second Demographic Transition in the US - A Spatial Analysis. (ppt)

U.S. Second Demographic Transition Basics

U.S. Second Demographic Transition poster (ppt)

Publications

Lesthaeghe, R. and Lisa Neidert. "The Political Significance of the Second Demographic Transition in the US - A Spatial Analysis." Paper presented at the annual meetings of the Population Association of America, March 28-31, 2007, New York, New York. (ppt)

Appendix for Lesthaeghe and Neidert, 2006. "The Second Demographic Transition in the United States: Exception or Textbook Example?" Population and Development Review 32 (December): 669-698.

R. Lesthaeghe & L. Neidert (2005). "The Second Demographic Transition in the US: Spatial Patterns and Correlates." (map 1) (map 2) (map 3) (map 4) (This is an early draft of an article that has subsequently been published in Population and Development Review.)

R. Lesthaeghe, L. Neidert. "The 'Second Demographic Transition' in the U.S.: Spatial Patterns and Correlates." PSC Research Report No. 06-592. March 2006. (This is an early draft of an article that has subsequently been published in Population and Development Review.)

R. Lesthaeghe, L. Neidert, and J. Surkyn (2006). "Household Formation and the Second Demographic Transition in Europe and the US: Insights from Middle Range Models."

R. Lesthaeghe & J. Surkyn (2004). "When History moves on: the Foundations and Diffusion of a Second Demographic Transition." Seminar on Ideational Perspectives on International Family Change, Population Studies Center, Institute for Social Research (ISR), University of Michigan, Ann Arbor MI, June 2004, 25 p.

R. Lesthaeghe & K. Neels (2002). "From the First to the Second Demographic Transition - An Interpretation of the Spatial Continuity of Demographic Innovation in France, Belgium and Switzerland." European Journal of Population, vol 18(4):225-260.