Peace, progress, and justice are only possible when we find ways to work with those we do not agree with, do not like, and do not trust. . . . That is why this book matters. Adam Kahane has spent decades helping people navigate the most intractable challenges by doing what seems counterintuitive: collaborating with the enemy. His approach does not rely on harmony or consensus. Instead, it embraces complexity, uncertainty, and disagreement as essential ingredients of meaningful change. This is not the traditional model of collaboration: it is a deeper, more courageous, and ultimately more effective one