Ronald Cummings-John is the author of the definitive book on testing, QAOps: How the right QA can increase your speed, scale and global growth. His passion for quality assurance (QA) has sent him around the world working with the top QA and product teams from companies such as Facebook, Microsoft, King.com, Spotify, Dropbox and many more. Ronald founded Testathon, a hackathon for testers, and is also cofounder of Global App Testing, which was selected as one of the fastest growing technology companies in the United Kingdom.