Sander van Vugt has many years of experience working with, writing about, and teaching Linux and Open-Source topics. He is the author of the best-selling Red Hat RHCSA Cert Guide and the Red Hat RHCSA Complete Video Course along with many other titles on topics that include RHCE, Bash, Kubernetes, Ansible and more. Sander also works as a Linux instructor, teaching on-site and online classes for customers around the world.