This chapter highlights the key assumptions underlying Randomized Control Trials (RCTs) and illustrates them with regard to the practice of RCTs in the realm of child and adolescent development. Given the prominence of RCTs in policy research, we analyze the possible ways in which these assumptions might not be met by single randomized…

In cross-cultural child development research there is often a need to translate instruments and instructions to languages other than English. Typically, the translation process focuses on ensuring linguistic equivalence. However, establishment of linguistic equivalence through translation techniques is often not sufficient to guard against…

Discusses the role and limitations of the Brazelton Neonatal Behavioral Assessment Scale in the continuing effort to construct an adequate account of infant development. (BH)

Describes issues which are common to all research methodologies and some that were unique to the assessment techniques used in the Child Development Project (CDP) in San Ramon, California. Looks at the limited amount of time given assessments and the "fluid" nature of measurements. Notes that CDP issues involved observations,…

Discusses the structure, reliability, stability, validity and usefulness of the Brazelton Neonatal Behavioral Assessment Scale (NBAS) and the results of factor and regression analyses of data collected using the NBAS. (Author/BH)