Mark Wickham is a frequent speaker at Android developer conferences. He has been teaching Android since 2013. His popular classes cover practical topics such as connectivity, push messaging, and audio/video. As a a freelance Android developer, Mark has lived and worked in Beijing since 2000. Mark has led software development teams for Motorola, delivering infrastructure solutions to global telecommunications customers. While at Motorola, Mark also led product management and product marketing teams in the Asia Pacific region. Mark has been involved in software and technology for more than 30 years and began to focus on the Android platform in 2009, creating private cloud and tablet based solutions for the enterprise. Mark majored in Computer Science and Physics at Creighton University, and later obtained an MBA from the University of Washington and the Hong Kong University of Science and Technology. Mark is also active as a freelance video producer, photographer, and enjoys recording live music.