In a time of resource challenges, many educators see the cost of expanding learning time as a barrier. However, with at least 1,000 schools across the United States currently expanding learning time, data show that schools can implement the approach cost effectively. Expanded learning time schools manage three levers that both build quality…

An interview with David Berliner explores his claims that research on teacher effectiveness will only be applied practically when "connoisseurs of teaching" act as teacher coaches, helping teachers to analyze the effects of their behaviors, specify new behaviors, and assess the results. (PGD)