At first glance, closing the achievement gap seems fairly straightforward. It is a difficult task to accomplish, but it does not seem an especially complex one to conceptualize. How educators look at achievement gaps will determine their success in reducing them. When designing interventions, the author suggests that educators need to remember the guidelines and caveats presented in this article, including taking care in how one disaggregates the data, measures the problem, and interprets the results. (Contains 3 figures.)