Deena Rosen is a product designer who specializes in influencing behavior to benefit society. As the former head of the Design team at Opower, she led the design of products that nudge people to use less energy, and with big impact: Opower has so far created over 9 billion kWh of energy savings across 32 million homes around the world. Prior to Opower, Deena spent 15 years designing across multiple industries, including mobile technology, enterprise software, and organic food. She has a masters degree in Product Design from Stanford University and a Bachelor’s degree in Computer Science from Duke University. In addition to being a designer, she can be tagged as a meditator, amateur anthropologist, farmers’ market aficionado, and post-it doodler. She lives happily in San Francisco, and is the person always nagging you to turn off the lights when you leave the house.