Sean Walberg is a DevOps practitioner with the National Football League's digital media division, which encompasses all of the league’s websites and streaming. Over the past two-plus years he's used Chef to help automate website operations and reduce downtime. He is the current maintainer of the knife-vsphere plugin and the creator of an F5 plugin. He's also written 3 books, including a recently released LPIC-1 certification guide. Sean lives with his wife, 3 boys, and 2 cats in Springfield, VA.