Research in developmental psychology requires sampling at different time points. Accurate depictions of developmental change provide a foundation for further empirical studies and theories about developmental mechanisms. However, overreliance on widely spaced sampling intervals in cross-sectional and longitudinal designs threatens the validity of…

Existing data sets can be an efficient, powerful, and readily available resource for addressing questions about developmental science. Many of the available databases contain hundreds of variables of interest to developmental psychologists, track participants longitudinally, and have representative samples. In this article, the authors discuss the…

Stanley Hall's (1904) description of adolescence as a time "suggestive of some ancient period of storm and stress when old moorings were broken and a higher level attained" is arguably one of developmental psychology's most vivid and powerful metaphors. Its relatively insignificant contribution to Hall's treatise (Arnett, 2006), the early demise…

Developed for an NIH training institute, this volume is organized around the most frequently asked questions by researchers starting their careers in applied research in child and adolescent development. With contributions from the leading scholars in the field, actual research experiences highlight the challenges one faces in conducting such…