John Allspaw has worked in software systems engineering and operations for over twenty years in many different environments: biotech, government, online media, social networking, and e-commerce. John’s publications include the books The Art of Capacity Planning (2009) and Web Operations (2010) as well as the forward to “The DevOps Handbook.” John served as SVP of Infrastructure and Operations and then CTO at Etsy, and holds an MSc in Human Factors and Systems Safety from Lund University.