Michael Margolis is a technologist in the field of real time computing with expertise in developing and delivering hardware and software for interacting with the environment. He has more than 30 years of experience at senior levels with Sony, Microsoft, and Lucent/Bell Labs. He has written libraries and core software that are part of the official Arduino 1.0 distribution. Brian Jepson is a content manager at LinkedIn Learning, where he manages design and engineering courses. He is also the co-organizer of Providence Geeks, a founding member of the National Maker Faire planning and production team, and coproducer of the Providence Mini Maker Faire. He shares and spreads knowledge of electronics and digital fabrication through hands-on events and workshops. Nick works at the Rix Centre based at the University of East London, looking into technology that may help people with learning difficulties to get involved in what is happening online and on the computer in front of them. He is also Senior Technologist for Tinker It! working on various technology projects, often related to Arduino, an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. Other projects include work with Paddington Arts, Oily Cart Theatre Company and Deafinitely Theatre.