Many research interventions may show initial positive results, but studies show that these results tend to fade when research structures and supports are removed from the local contexts. In this paper, Gutierrez and Penuel make the case for rethinking what is meant by “rigor” in educational research. To drive truly meaningful and sustainable educational improvement efforts, there is a need for jointly negotiated research that integrates the perspectives, ideas, work, practical considerations, and analysis of educational practitioners. The authors argue that standards for rigorous research