He is well versed in different methodologies and knows how and when to apply them. In this book, Larman looks at iterative methods, Scrum, XP, RUP, and Evo. Scrum and XP are squarely in the Agile sector while RUP and Evo are more in the traditional (plan-driven) iterative camp. Larman compares and contrasts the different methodologies to help the readers evaluate their benefits and decide the type of process that is best for specific types of projects and organizations.