Hunter & Schmidt questions

Hunter, J. E., & Schmidt, F. L. (2000). Racial and gender bias in ability and achievement tests: Resolving the apparent paradox. Psychology, Public Policy, and Law, 6, 151-158.

1. What do the authors mean when they state that tests such as the WAIS-III are predictively unbiased?
2. What is meant by the terms DIF and item bias?
3. Summarize the authors’ arguments against item bias. What evidence do they cite and what arguments do they pose to support their claim that neither tests nor individual items are biased?
4. How do you evaluate the authors’ arguments? What further information would you need to know if these arguments should be accepted or rejected?