Report authors Philip Sirinides, Jonathan Supovitz, Namrata Tognatta, and Henry May conducted the evaluation using student records over a period of up to 10 years in order to analyze performance trends both before and after the GE Foundation began working with the districts, using a technique called an interrupted time series design .CPRE has conducted the external evaluation of the Developing Futures™ in Education program for the GE Foundation since 2010. In addition to this study, CPRE is conducting additional Developing Futures™ evaluations of district support for the improvement of teaching and learning, as well as Common Core implementation and impacts. Forthcoming reports will be available at cpre.org/df. Download the report “The Impact of the GE Foundation Developing Futures™ in Education Program on Mathematics Performance Trends in Four Districts” at cpre.org/df. About CPRE Since 1985, the Consortium for Policy Research in Education (CPRE) has brought together renowned experts from major research universities to improve elementary and secondary education by bridging the gap between educational policy and student learning. CPRE researchers employ a range of rigorous and innovative research methods to investigate pressing problems in education today. Having earned an international reputation for quality research and evaluation, CPRE researchers have extensive experience conducting experimental studies, large-scale quasi-experimental research, qualitative studies, and multi-state policy surveys. CPRE’s member institutions are the University of Pennsylvania, Teachers College Columbia University, Harvard University, Stanford University, University of Michigan, University of Wisconsin-Madison, and Northwestern University. About GE Foundation The GE Foundation, the philanthropic organization of GE, works to solve some of the world’s most difficult problems. With its partners, the GE Foundation focuses its efforts in the areas of health, education, the environment and disaster relief. In 2012, the GE family invested more than $219 million to global community and educational needs. For more information, visit www.gefoundation.com.