This author will share all data and coding information for replication purposes. This research was supported by a grant from the Russell Sage Foundation (RSF Project # 88–06–12, Chandra Muller, PI, and Rebecca Callahan, Co-PI), by grant 5 R24 HD042849, Population Research Center, awarded to the Population Research Center at the University of Texas at Austin by the Eunice Kennedy Shriver National Institute of Health and Child Development (NICHD), from the grant 5 T32 HD007081, Training Program in Population Studies, awarded to the Population Research Center at the University of Texas at Austin by the NICHD. This research uses data from Add Health, a program project designed by J. Richard Udry, Peter S. Bearman, and Kathleen Mullan Harris, and funded by grant P01-HD31921 from the NICHD, data from the AHAA study, which was funded by a grant (R01 HD040428–02, Chandra Muller, PI) from the NICHD and a grant (REC-0126167, Chandra Muller, PI) from the National Science Foundation. We would like to thank the Education and the Transition to Adulthood Group and the anonymous reviewers for their helpful comments in the development of this article. Opinions reflect those of the authors and do not necessarily reflect those of the granting agencies.