Rafi Santo, PhD, is a learning scientist working at the intersection of digital culture, education and institutional change. He has studied, collaborated with and facilitated a range of organizational networks focused on digital learning, computing and technology education. Within informal education, he studied organizational learning and the design of innovation networks as co-founder of Hive Research Lab, a research-practice partnership with Mozilla Hive NYC Learning Network, a collective of informal education organizations. In formal K-12 settings, his work at CSforALL involves supporting and researching school districts as they develop computing education initiatives rooted in student and community needs. His work on Hacker Literacies has appeared in journals including International Journal of Learning and Media and Digital Culture & Education, and he is co-author of a four volume collection on digital and computational making from MIT Press called Interconnections: Understanding Systems through Digital Design. His work has been supported by the Spencer Foundation, the MacArthur Foundation, the National Science Foundation, the Mozilla Foundation, and the Susan Crown Exchange.