On October 7, the Los Angeles Chapter of the American Institute of Architects held a symposium to discuss opportunities to design communities that promote greater physical activity and equitable access to healthier lifestyles. The event brought together a architects, planners, landscape architects, policy makers, urban designers, public health professionals, and students. The major theme of the symposium is the need for greater cross-collaboration between architects and planners, and public health professionals to address the problem of obesity.