Ken Schwaber is a cofounder of the worldwide Agile software movement and cocreator, with Jeff Sutherland, of the "Scrum" technique for building software in 30 days. He is president of Scrum.org, a software consulting firm, and led the process management product revolution of the early 1990s. Jeff Sutherland is the cocreator of Scrum, and was cosigner of the Agile Manifesto, which marked the start of the Agile movement. He has served as vice president of engineering or CTO at eleven software companies, managing the last seven entirely using Scrum, and achieved industry-leading, hyper-productive results. Jeff is the CEO of Scrum Inc., a consulting and training company.