Dynamic reteaming, the practice of intentionally changing team composition, is explored as a strategy for fostering healthier, more resilient, and engaged software development teams. Heidi Helfand's book, "Dynamic Reteaming: The Art and Wisdom of Changing Teams," draws on her experiences at successful startups and interviews with global teams to present patterns and real-world examples for leveraging team changes. The book covers various aspects of dynamic reteaming, from its potential to spark innovation and solve crises to the importance of including team members in the process and addressing the emotional impact of team changes. It emphasizes adapting team structures to meet evolving needs and creating a culture that embraces change. The book also highlights anti-patterns and potential pitfalls of poorly executed reteaming, advocating for mindful, humanistic approaches to team assignments and transitions. Ultimately, the goal of the book is to help organizations become adaptive, continuously learning, and empowered through strategic team evolution.