Karen Benjamin Guzzo


Position: Professor of Sociology
Phone: 419-372-3312
Email: kguzzo@bgsu.edu

Curriculum Vitae

Ph.D., University of North Carolina at Chapel Hill, 2003

Recent Publications:

Guzzo, K. B., Hayford, S. R., & Lang, V. W. (2019). Adolescent fertility attitudes and childbearing in early adulthood. Population Research and Policy Review, 38(1), 125-152. NIHMSID: 1509819

Guzzo, K. B., Hayford, S. R., Lang, V. W., Wu, H-S., Kusunoki, Y., & Barber, J. (2019). Dimensions of reproductive attitudes and knowledge related to unintended childbearing among U.S. adolescents and young adults. Demography 56(1): 201-228.

Guzzo, K. B., Hemez, P., Anderson, L., Manning, W. D., & Brown, S. L. (2019). Is variation in biological and residential ties to children linked to mothers’ parental stress and perceptions of co-parenting?” Journal of Family Issues 40(4): 488-517. NIHMSID: 1010131

Guzzo, K. B., Eickmeyer, K., & Hayford, S. R. (2018). Does postpartum contraceptive use vary by birth intendedness? Perspectives on Sexual and Reproductive Health 50(3): 129-138. PMCID: PMC6135704

Guzzo, K. B. (2018). A research note on the stability of coresidential unions formed post-conception. Journal of Marriage and Family 80(4): 842-852. NIHMSID: 959597

Guzzo, K. B. (2018). Marriage and dissolution among women’s cohabitations: variations by stepfamily status and shared childbearing. Journal of Family Issues 39(4): 1108-1136. PMCID: PMC5844479

Guzzo, K. B. & Hayford, S. R. (2018). Adolescent reproductive and contraceptive knowledge and attitudes and adult contraceptive behavior. Maternal and Child Health 22(1): 32-40. PMCID: PMC5764783

Guzzo, K. B. (2017). Shifts in higher-order unions and stepfamilies among currently cohabiting and married women of childbearing age. Journal of Family Issues, 38(12), 1775-1799. doi: 10.1177/0192513X16664180. PMCID: PMC5624729

Guzzo, K. B. (2017). Is stepfamily status associated with cohabiting and married women’s fertility behaviors? Demography, 54(1): 45-70. PMCID - In Process.

Guzzo, K. B. (2016). Do young mothers and fathers differ in the likelihood of returning home? Journal of Marriage and Family, 78(5), 1332-1351. doi: 10.1111/jomf.12347. PMCID: PMC5624729

Guzzo, K. B., & Dorius, C. (2016). Challenges in measuring and studying multipartnered fertility in American Survey Data. Population Research and Policy Review. doi: 10.1007/s11113-016-9398-9

Hayford, S. R., & Guzzo, K. B. (2016). Fifty years of unintended births: Education gradients in unintended fertility in the U.S., 1960–2013. Population and Development Review, 42(2), 313-341. doi: 10.1111/j.1728-4457.2016.00126.x

Hayford, S. R., & Guzzo, K. B., Kusunoki, Y., & Barber, J. S. (2016). Perceived costs and benefits of early childbearing: New dimensions and predictive power. Perspectives on Sexual and Reproductive Health, 48(2), 83-91. doi: 10.1363/48e9116

Dorius, C., & Guzzo, K. B. (2016). Factors affecting adolescent risk-taking in stepfather families. Contemporary Perspectives in Family Research, 10, 163-197.

Guzzo, K. B., Nash, S. P., Manning, W. D., Longmore, M. A., & Giordano, P. C. (2015). Unpacking the ‘black box’ of race-ethnic differences in fertility. Race and Social Problems, 7(2), 135-149. doi: 10.1007/s12552-014-9141-2. PMCID: PMC4505374

Guzzo, K. B., & Hayford, S. R. (2014). Revisiting retrospective reporting of first-birth intendedness. Maternal and Child Health, 18(1): 2141-2147. doi: 10.1007/s10995-014-1462-7. PMCID: PMC4190084

Guzzo, K. B. (2014). New partners, more kids: Multiple-partner fertility in the United States. The ANNALS of the American Academy of Political and Social Sciences, 654(1): 66-86. doi: 10.1177/0002716214525571. PMCID: PMC4182921

Guzzo, K. B. (2014). Trends in cohabitation outcomes: compositional changes and engagement among never-married young adults. Journal of Marriage and Family, 76, 826-842. doi: 10.1111/jomf.12123

Hayford, S. R., Guzzo, K. B., & Smock, P. J. (2014). The decoupling of marriage and parenthood? Trends in the timing of marital first births, 1945-2002. Journal of Marriage and Family, 76(3), 520-538. doi: 10.1111/jomf.12114. PMCID: PMC4002169

Yoo, S-H, Guzzo, K. B., & Hayford, S. R. (2014). Understanding the complexity of ambivalence towards pregnancy. Biodemography and Social Biology, 60, 1-18.

Guzzo, K. B., & Hayford, S. R. (2014). Fertility and the stability of cohabiting unions: Variation by intendedness. Journal of Family Issues, 35 (4), 547-576.doi: 10.1177/0192513X12468104. PMCID: PMC3925645

Hayford, S. R., & Guzzo, K. B. (2013). Race-ethnic differences in motivation to avoid unintended nonmarital pregnancy. Perspectives on Sexual and Reproductive Health, 45 (1), 41-51. Guzzo, K.B., & Hayford, S.R. (2012). Race-ethnic differences in sexual health knowledge. Race and Social Problems, 4, 158-170.

Guzzo, K.B., & Hayford, S.R. (2012). Unintended fertility and the stability of coresidential relationships.  Social Science Research, 41, 1138-1151.

Guzzo, K.B., & Hayford, S.R. (2011). Fertility following an unintended first birth. Demography ,48(4), 1493-1516.

Wildsmith, E., Guzzo, K.B., & Hayford, S. (2010). Repeat unintended, unwanted, and seriously mistimed fertility. Perspectives on Sexual and Reproductive Health, 42(1), 14-22.

Hayford, S.R., & Guzzo, K.B.. (2010). Age, relationship status, and the planning status of births. Demographic Research, 23, 365-398.

Guzzo, K.B., & Hayford, S. (2010). Single mothers, single fathers: Gender differences in fertility after a nonmarital birth. Journal of Family Issues, 31(7), 906-933.