Reviews the evaluation by the National Academy of Science (NAS) of the General Aptitude Test Battery (GATB), which was developed to predict the job performance of potential employees. Proposes that the NAS recommendation to correct the GATB's racial bias by "race-norming" was a political decision and not scientifically justified. (FMW)

Barriers to progress in educational reform exist inside and outside the education system. Some arise where new practices encounter traditional expectations and boundaries, but others go much deeper than education, such as poverty, racism, local political conflicts, and human resistance to change. The following five categories of barriers are…