This paper is the introduction to a supplemental issue of the American Journal of Preventive Medicine, entitled Active Living Research: A Six Year Report. The Active Living Research (ALR) program, launched in 2001, is a funding initiative of the Robert Wood Johnson Foundation (RWJF) aimed at increasing physical activity in the United States. The ALR is part of a larger national initiative launched by RWJF to reverse the rise in childhood obesity by 2015. The introduction explains origins and strategies of the ALR, some of the program's design and key elements, and summarizes some key lessons learned from ALR and related programs.
The ALR program was developed in 1999, at the end of a decade that showed little improvement in the number of Americans getting recom