Dudley L. Poston, Jr. is Professor of Sociology and the Abell Professor of Liberal Arts at Texas A&M University. He holds a BA degree in sociology from the University of San Francisco (1963), an MA degree in sociology from San Francisco State College (1967), and a Ph.D. degree in sociology and demography from the University of Oregon (1968). Poston joined Texas A&M University in 1992. He previously served on the faculties of Cornell University (1988-1992) and The University of Texas at Austin (1970-1988). He has co-authored/edited eighteen books and over 320 journal articles, book chapters, and research reports on various demographic and sociological topics. His research mainly focuses on the demography of East Asia, especially South Korea, China and Taiwan. At Texas A&M University he teaches graduate and undergraduate courses in Statistics, Demography, and Demographic Methods.

• Han Gon Kim: Preface.- 1. Dudley L. Poston, Jr.: The Context of Low Fertility Regimes and Demographic and Societal Change.- Part I: Demographic Dynamics and Change: 2. Francesco Billari: A “Great Divergence” in Fertility?.- 3. Nayoung Heo, and Dudley L. Poston, Jr.: Natural Decrease in the Context of Lowest-low Fertility: South Korea, 2005-2014.- 4. Richard Rogers, Elizabeth M. Lawrence, and Robert A. Hummer: A 21st Century Demographic Challenge: High and Increasing Life Expectancies in the United States.- 5. Susan K. Brown, Frank D. Bean and James D. Bachmeier: The Implications of Native-Born Fertility and Other Socio-Demographic Changes for Less-Skilled U.S. Immigration.- Part II: Structural Change: 6. Samsik Lee: Issues of Aging and Age Dependency in Post-industrial Societies.- 7. Nancy Riley: Good Mothering in China: Effects of Migration, Low Fertility, and Birth Constraints.- 8. Linda Waite and Juyeon Kim: Sexuality and Marital Relationships in Low Fertility Societies.- 9. Gavin W. Jones: What is Driving Marriage and Cohabitation in Low Fertility Countries?.- Part III: Institutional Change.- 10. Daniel T. Lichter, Zhenchao Qian: Children at Risk:  Diversity, Inequality, and the Third Demographic Transition.- 11. Michael Teitelbaum: Political Effects – Real and Imagined – in Low Fertility Societies.- 12. Christopher Ellison, Xiaohe Xu, and Andrea L. Ruiz: The Implications of Low Fertility Regimes for Religion in the 21st Century.- About the Authors.

Dudley L. Poston, Jr. is Professor of Sociology and the Abell Professor of Liberal Arts at Texas A&M University. He holds a BA degree in sociology from the University of San Francisco (1963), an MA degree in sociology from San Francisco State College (1967), and a Ph.D. degree in sociology and demography from the University of Oregon (1968). Poston joined Texas A&M University in 1992. He previously served on the faculties of Cornell University (1988-1992) and The University of Texas at Austin (1970-1988). He has co-authored/edited eighteen books and over 320 journal articles, book chapters, and research reports on various demographic and sociological topics. His research mainly focuses on the demography of East Asia, especially South Korea, China and Taiwan. At Texas A&M University he teaches graduate and undergraduate courses in Statistics, Demography, and Demographic Methods.

• Han Gon Kim: Preface.- 1. Dudley L. Poston, Jr.: The Context of Low Fertility Regimes and Demographic and Societal Change.- Part I: Demographic Dynamics and Change: 2. Francesco Billari: A “Great Divergence” in Fertility?.- 3. Nayoung Heo, and Dudley L. Poston, Jr.: Natural Decrease in the Context of Lowest-low Fertility: South Korea, 2005-2014.- 4. Richard Rogers, Elizabeth M. Lawrence, and Robert A. Hummer: A 21st Century Demographic Challenge: High and Increasing Life Expectancies in the United States.- 5. Susan K. Brown, Frank D. Bean and James D. Bachmeier: The Implications of Native-Born Fertility and Other Socio-Demographic Changes for Less-Skilled U.S. Immigration.- Part II: Structural Change: 6. Samsik Lee: Issues of Aging and Age Dependency in Post-industrial Societies.- 7. Nancy Riley: Good Mothering in China: Effects of Migration, Low Fertility, and Birth Constraints.- 8. Linda Waite and Juyeon Kim: Sexuality and Marital Relationships in Low Fertility Societies.- 9. Gavin W. Jones: What is Driving Marriage and Cohabitation in Low Fertility Countries?.- Part III: Institutional Change.- 10. Daniel T. Lichter, Zhenchao Qian: Children at Risk:  Diversity, Inequality, and the Third Demographic Transition.- 11. Michael Teitelbaum: Political Effects – Real and Imagined – in Low Fertility Societies.- 12. Christopher Ellison, Xiaohe Xu, and Andrea L. Ruiz: The Implications of Low Fertility Regimes for Religion in the 21st Century.- About the Authors.