The purpose of this efficacy study was to examine the impact of the Teacher Study Group (TSG) professional development program in vocabulary, on teacher knowledge, observed teaching practice, and student vocabulary achievement, when implemented with first grade teachers in Title 1 schools. This multi-site cluster randomized trial was implemented…

The ESEA Blueprint for Reform states that teachers need "effective, ongoing, job-embedded, professional development that is targeted to student and school needs… [and] aligned with evidence of improvements in student learning." Unfortunately, the professional development approaches advocated, though sensible and compelling in theory,…

Randomized field trials were used to examine the impact of the Teacher Study Group (TSG), a professional development model, on first grade teachers' reading comprehension and vocabulary instruction, their knowledge of these areas, and the comprehension and vocabulary achievement of their students. The multisite study was conducted in three large…

Randomized field trials were used to examine the impact of the Teacher Study Group, a professional development model, on first grade teachers' reading comprehension and vocabulary instruction, their knowledge of these areas, and on the corollary comprehension and vocabulary achievement of their students. The multi-site study was conducted during…

This independent evaluation of 2 commonly used approaches for accelerating reading achievement and reducing inappropriate special education referrals, Success for All (SFA) and Open Court, was conducted in 12 Title I schools in a large urban district in northern California. To compare the effects of these approaches, we collected data on 936 grade…

Despite claims that structured immersion programs for language minority students cannot work for low-income students, two immersion projects with low-income Hispanic and Asian children worked; their effects appeared to endure even after students entered the mainstream. (BJV)