Whether they're organizing events, buttonholing legislators, or simply trading ideas and information, a growing number of "parent unions" are attempting to stake out a place in policy debates over education in states and districts, amid a crowded field of actors and advocates. As the term implies, some of these organizations see…

The expansion of charter schools--publicly funded, yet in direct competition with traditional public schools--has emerged as a favored response to poor performance in the education sector. While a large and growing literature has sought to estimate the impact of these schools on student achievement, comparatively little is known about demand for…