Igor Ljubuncic is a physicist by vocation and a Linux geek by profession. Igor comes with many years of experience in the hi-tech industry, including medical, high-performance computing, data center, cloud, and hosting fields, with emphasis on complex problem solving and the scientific method. To date, Igor’s portfolio includes 15 patents, 16 books, several open-source projects, numerous articles published in leading journals and magazines, and presentations at prestigious international conferences like LinuxCon, CloudOpen, OpenStack days, IEEE events, and others. In his free time, Igor writes car reviews, fantasy novels and manages his award-winning blog, dedoimedo.comTom Litterer is a business leader and a future-focused thinker with threedecades of experience in the industry. Tom spent the first six years of his career as a UNIX system administrator, transitioning from novice to expert. He has since managed each of the key areas within IT, including help desk, site operations, high performance computing (HPC) services, identity and access management, lab operations, internal cloud deployment, engineering tools and licensing. He was also the global manager of Intel’s HPC servers and storage chip design environment. Tom is currently the Associate Director of Data Center and Cloud Infrastructure at Portland State University (PSU), Oregon, US. In this role, he is responsible for all Linux, Windows, virtualization, storage, backup, and HPC services in local data centers as well as the university’s cloud infrastructure.